ASC 340-40, Other Assets and Deferred Costs, is the subtopic of the revenue standard that governs contract costs: the incremental costs of obtaining a contract with a customer, and the costs of fulfilling one. For most companies the balance it creates is the deferred commission asset.

The guidance answers three questions in order. Whether a cost qualifies as incremental to obtaining the contract. Whether the entity expects to recover it. And over what period the resulting asset unwinds. A sales commission is the standard's own illustration of an incremental cost, which is why commission accounting is where most teams meet ASC 340-40 for the first time. What follows covers the commission application in depth, then the fulfillment-cost side, then the accrue-and-true-up cycle that produces the entry each period.

A commission accrual recognizes a compensation obligation that has been incurred under the plan but has not yet been paid or otherwise settled. Two decisions follow. First, whether and how much of a liability has been incurred. Second, whether the offsetting debit belongs in expense or on the balance sheet as a contract cost asset under ASC 340-40. Different guidance governs each. Ask a controller what makes the commission close hard and almost nobody says the commission rate.

They say the lookup fails. A deal in the commission export carries a slightly different name than the same deal in the amortization schedule. A legal suffix written one way in one system and another way in the other. A dash that is an em dash on one side and a hyphen on the other. A customer name that exports with question marks where the original characters were. The deal exists. The commission is correct. The formula returns nothing, and somebody spends an afternoon matching rows by eye so the entry can be posted before the deadline.

That is where the work actually is. Sales commission accounting is not primarily a calculation problem. A compensation platform may already have calculated what is owed, but accounting still has to connect that result to the contract, entity, schedule, payroll, and ledger. Ownership often fragments in that handoff.

This guide follows the obligation from the earning event through payout and true-up, then takes up the capitalization decision behind the debit, the bonus treatment that runs on the same mechanics to a different answer, a worked quarter carrying both rollforwards, and the places the process actually breaks.

The commission accrual journal entry and the true-up cycle

The accrual exists because two clocks run at different speeds. Sellers earn commission on an event defined in the compensation plan. Payroll pays it weeks later, after crediting, split adjudication and manager approval have all finished. Financial reporting cannot wait for the second clock.

No single accounting standard determines the commission liability for every arrangement. The relevant guidance depends on the compensation structure and may include ASC 275, 710, 712, 715, or 718. ASC 340-40 does not determine when that liability arises. Only after the liability has been recognized and measured under the applicable guidance does the capitalization question begin.

That sequencing matters more than it sounds. Teams that collapse the two questions into one spreadsheet tend to reconcile whichever number their workbook happens to total, and never see errors in the other.

The entry

Take the US entity from the worked quarter later in this guide. Its qualifying population creates a $226,000 commission obligation and $20,340 of directly attributable employer costs, both accrued at period end:

Where the commission does not meet the capitalization criteria, the debit is commission expense instead. A company can implement the accounting through one combined entry or through separate accrual and reclassification entries. What matters is that the reporting-period result preserves the supported split between expense and the contract cost asset and ties back to the same earned population.

When the accrued commission is later paid, a direct-clearing model generally removes the liability against cash or payroll clearing:

Related employer-tax and benefit liabilities clear through their corresponding settlement entries.

Some companies instead use an automatic reversing accrual and let the subsequent payroll entry record the actual compensation. That can work too, but the reversal and payroll posting have to cover the same earning population. Where part of the commission was capitalized, the process also has to preserve the approved asset-versus-expense classification rather than allowing the payroll entry to expense the whole amount a second time.

The trigger is the plan, not the revenue

The accrual follows the plan's earning or crediting condition, not an accounting metric chosen for convenience. If the plan credits bookings, the accrual population should begin with eligible bookings. If it requires activation, invoicing, collection, quota attainment, or another condition, the population has to reflect that condition instead.

That distinction matters because recognized revenue can be a poor proxy for the compensation obligation. A bookings-based plan can create an obligation before the related revenue is recognized, so a revenue-derived accrual may omit booked-but-unrecognized activity. Credit split across a rep, a manager and an overlay can also make the earning population differ from what a simple revenue-based calculation implies.

Accelerators break a flat rate, quietly

Many commission plans use tiers or accelerators rather than one flat rate. A higher rate may apply after a seller crosses a quota or cumulative-contract threshold.

Which rate the accrual uses decides whether it holds up. Accrue every deal at the base tier rate and the obligation is understated from the moment sellers start crossing, with the shortfall concentrated late in the plan year. Accrue at the average rate expected across the plan period and that problem does not arise, because the higher tiers are already priced into the rate. Exactly when the higher-tier liability is recognized still depends on the plan and the applicable guidance, but a recurring late catch-up should trigger a review of the method rather than being written off as estimation noise.

The capitalization side follows. FASB staff implementation Q&As treat qualifying threshold commissions as incremental costs of obtaining contracts. They also describe at least two acceptable attribution approaches in cumulative-threshold plans: specifically attribute the incremental commission to the contract that triggers it, or accrue commission across contracts using the average rate expected under the plan. The company should apply an approach consistently and align it with its historical policy for recording commission liabilities.

True-ups: change in estimate or error

Every estimated accrual eventually gets compared with the actual outcome. What matters is what any difference represents.

ASC 250 separates a change in estimate from an error by origin. Changes in estimates result from new information. Errors include mathematical mistakes, misapplication of GAAP, or oversight or misuse of facts that existed when the financial statements were prepared.

Timing matters as well. If information arrives after the balance-sheet date but before the financial statements are issued or available to be issued, ASC 855 requires the team to determine whether it provides additional evidence about a condition that already existed at period end. If it does, the period-end financial statements are adjusted. Information about a condition that arose only after period end is not recognized in that period. A stale rate table, a broken formula, or an incentive already documented elsewhere but omitted from the close instead points to an error under ASC 250.

One pattern deserves attention on its own. If an accrual is trued up in the same direction period after period, the team should test whether the method or assumptions are systematically biased rather than treating every adjustment as ordinary noise. A simple control is a look back comparing prior accruals with actual outcomes and tracking the trend.

Clawbacks do not erase the capitalization question

A commission can be subject to clawback if the customer later fails to perform. FASB staff implementation Q&As say that when the customer contract qualifies for recognition under ASC 606 and the commission obligation has been incurred, the incremental commission is capitalized even though a future clawback is possible. If circumstances later cast doubt on customer performance, the company reassesses the revenue contract and tests the remaining contract cost asset for impairment.

The liability side still follows the applicable compensation guidance and the plan terms. A company should therefore avoid using one generic "clawback reserve" rule for every arrangement without first establishing when the obligation is incurred and what event actually changes it.

Are sales commissions capitalized or expensed?

This is where much of the technical accounting judgment lives, and where the balance most teams call deferred commissions actually comes from.

ASC 340-40-25-1 requires an entity to recognize an asset for the incremental costs of obtaining a contract with a customer when it expects to recover those costs. Capitalization of a qualifying cost is not a free policy election, and there are two gates rather than one: the cost must be incremental to obtaining the contract, and the company must expect to recover it.

Ask what disappears with the deal

Incremental costs are defined at ASC 340-40-25-2 as costs an entity would not have incurred had the contract not been obtained, with a sales commission given as the illustration. Costs incurred regardless of the outcome fall to expense under 25-3.

The test is counterfactual. Picture the customer changing their mind with the pen already in hand, and ask which costs the company would have carried anyway. A commission contingent on signature disappears with the deal. A fixed salary does not, and neither do bid-stage travel and legal costs that were spent whether or not the contract closed.

What the one-year test actually measures

Under ASC 340-40-25-4, an entity may expense these costs as incurred where the asset it would otherwise have recognized carries an amortization period of one year or less.

Three points of precision matter, and each is a common failure:

• The contract term is not the measure. What gets tested is how long the asset would have been amortized, which is the expected period of benefit and may reach into anticipated renewals. A twelve-month subscription can still fall outside the expedient if the initial commission also benefits anticipated renewals, pushing the amortization period past a year. The renewal economics that drive that conclusion are covered below.

• It cannot be applied deal by deal. The expedient is applied consistently to contracts with similar characteristics and in similar circumstances. An entity with genuinely dissimilar classes of contract can elect per class. It cannot filter a spreadsheet row by row and call the result a policy.

• It cannot be selectively applied to performance obligations within the same contract. If the cost is allocated to performance obligations with different amortization periods, the expedient is available only when all of those amortization periods are one year or less. If the asset that otherwise would be recognized has a thirteen-month amortization period, the expedient is unavailable.

An entity that elects the practical expedient must also disclose that election under ASC 606-10-50-22. A mis-scoped population can therefore create both a measurement problem and a disclosure problem.

The control risk is easy to miss. If a team expenses a class without first determining the amortization period of the asset that would otherwise be recognized, the schedule that would expose an ineligible class may never exist. The eligibility analysis therefore has to happen before the shortcut is applied.

How long, and the renewal question

Under ASC 340-40-35-1, amortization has to track, on a systematic basis, the transfer to the customer of whatever goods or services the asset relates to. The contract term appears nowhere in that requirement.

Which goods or services the commission actually relates to is therefore the question, and renewal economics usually decide it.

When a renewal commission is reasonably proportional to the renewal contract value relative to the initial commission and contract value, the initial commission may relate only to the initial contract period. When the renewal commission is absent or not commensurate, the initial commission may also benefit anticipated renewals, which can extend the amortization period. The FASB staff Q&As also describe a bifurcated approach in appropriate circumstances, with one portion associated with the initial period and the residual amortized over the longer benefit period.

ASC 340-40-35-2 requires the amortization to be updated for a significant change in the expected timing of transfer, accounted for as a change in estimate. A meaningful change in expected retention or renewal behavior can therefore require the estimate to be revisited rather than left unchanged indefinitely.

Directly attributable employer costs can qualify too

Payroll taxes, retirement-plan matches, and similar fringe amounts can also qualify when they are directly attributable to a commission that itself qualifies as an incremental cost of obtaining the contract. General allocations or costs that would have been incurred regardless do not.

The other half of ASC 340-40: costs to fulfill a contract

Commissions are one of two cost populations in ASC 340-40. Costs to obtain a contract sit at 25-1 through 25-4 and are the subject of everything above. Costs to fulfill one sit at 25-5 through 25-8, and most teams meet them later, usually when implementation or set-up work starts to look like an asset.

The scope question comes first. If a fulfillment cost already falls under other guidance, that guidance governs and ASC 340-40 never applies to it. Inventory, property and equipment, and internal-use software are the common cases. A company building a platform to serve one customer accounts for the hardware under ASC 360 and the software under ASC 350-40 before it asks anything about contract costs.

What is left is tested against three criteria at 340-40-25-5, and all three have to hold. The cost relates directly to an existing contract or to a specific anticipated one, which can include an anticipated renewal. It generates or enhances a resource the company will use to satisfy performance obligations in the future. And the company expects to recover it, either because the contract makes it explicitly reimbursable or because the transaction price covers it.

Direct labor, direct materials, costs explicitly chargeable to the customer, allocations that relate directly to contract activities, and costs incurred only because the contract exists can all qualify.

Paragraph 25-8 sends four things to expense as incurred. General and administrative costs, unless the contract makes them explicitly chargeable. Wasted materials or labor not reflected in the contract price. Costs relating to performance obligations already satisfied or partially satisfied. And costs the company cannot attribute to unsatisfied obligations at all. Systematically allocated overhead usually fails on the second criterion rather than the first: it relates to the contract, but it does not generate or enhance anything.

One boundary is worth stating plainly, because it is where teams reach when a period looks wrong. An expense cannot be deferred simply to match it against the revenue it relates to.

The mechanics described above apply to both populations. A fulfillment cost asset amortizes on the same systematic basis, over a period that can extend into anticipated renewals where the resource serves them, and it is tested for impairment the same way, under the same rule that an impairment once taken cannot be reversed.

Deferred commissions: how the asset amortizes and when it is impaired

Capitalization is only the opening entry. A single deal shows the rest of the life. Commission of $18,000 and fringe of $1,620 capitalize as $19,620 against a thirty-six month period of benefit, which amortizes at $545 a month:

The harder question is which goods or services that $545 relates to. The impairment test then compares the carrying amount with the remaining consideration expected for those same goods or services, less the related costs not yet recognized as expense. Expected renewals or extensions with the same customer count toward that consideration.

A portfolio approach is available when the company reasonably expects that accounting for contract costs at portfolio level would not differ materially from accounting for the contracts individually. The portfolio should contain contracts with sufficiently similar characteristics, including the nature and timing of costs and the pattern of transfer of the related goods or services.

Whether the controlled unit is a contract or an appropriate portfolio, the GL account needs a supporting schedule or subledger. It should preserve the capitalize-or-expense conclusion, the amortization period and basis, current-period amortization, cumulative amortization, remaining carrying amount, and impairment history at the level needed to re-perform the closing balance.

An impairment loss on a contract cost asset cannot be reversed if the facts later improve. The order of testing matters as well: applicable impairment guidance for other assets is applied first, then the ASC 340-40 contract cost asset, and then the broader asset group or reporting unit where relevant.

What regulators actually question

Deloitte's summary of SEC comment-letter trends on contract costs makes a useful self-review checklist. The staff has asked registrants to explain whether commission costs should have been capitalized or expensed, the amortization method selected, how the chosen period correlates with the period of benefit, and whether the practical expedient was applied. Where commissions are expensed, it has questioned the nature of any employee service requirement. Where commissions are paid on renewal, it has asked whether the renewal commission is commensurate with the initial one, and how renewals were reflected in the amortization period. A policy memo that cannot answer those questions is not finished.

Bonus accruals: same pattern, different trigger

Mechanically, bonus accruals can follow the same pattern: recognize the liability under the applicable compensation guidance, estimate the period-end amount, and true it up when the payout is final. The earning trigger, however, can be very different from a deal-specific commission.

The classification side is where they separate, and ASC 340-40 answers it directly. In its illustration of incremental costs, an entity capitalizes commissions paid to sales employees for winning a contract, and does not capitalize discretionary annual bonuses paid to sales supervisors based on annual sales targets, overall profitability and individual performance evaluations. Those amounts are discretionary, driven by several factors, and not directly attributable to identifiable contracts.

Two refinements matter:

• Title does not decide it. Where a plan pays a percentage to the closing rep, a smaller percentage to the manager and a smaller one again to the regional manager, all three can be incremental if those amounts arise only because the contracts were obtained. The recipient's title does not determine the accounting.

• A substantive service condition changes the answer. Where half a commission is payable only if the seller is still employed twelve months later, that half may be compensation for ongoing service rather than a cost of obtaining the contract. If the seller would be paid regardless of employment and no other substantive condition applies, the entire amount may be incremental. Whether a service condition is substantive requires judgment.

The practical consequence is that a bonus and a commission can look identical in payroll and diverge in the ledger. The plan terms and underlying facts drive the conclusion, not the payroll label.

A quarter of commission accruals, worked

The figures below are illustrative.

A subscription business closes its first quarter with four selling entities. Sellers are paid on bookings under the compensation plan, and the company has elected the one-year practical expedient for a defined class of qualifying standalone renewals.

Assembling the population. The compensation platform produces nineteen commissioned deals for the quarter. A partner and business-development population is maintained outside that platform and adds five more. The expected population is therefore twenty-four deals. Before calculating the entry, the team reconciles those twenty-four deals to the controlled source population and accounts for rejected or duplicate rows.

The liability comes first. Across all twenty-four deals, commission incurred under the plan is $470,000. Assume the related employer taxes and retirement-plan match of $42,300 are also incurred and accrued at quarter end under the applicable guidance. The combined commission and related employer-cost obligations are therefore $512,300 before the team decides which part of the debit belongs in expense and which part belongs in a contract cost asset.

That rollforward proves the remaining compensation-related obligations. It does not prove the classification of the debit.

Classification. Six deals fall within the company's elected practical-expedient class and are expensed as incurred. Seventeen qualify for capitalization. One remains an exception, because the compensation system confirms the commission was earned but the display name does not resolve uniquely to the contract or revenue schedule that supplies its start date and renewal classification.

Note what did not happen. The company did not expense every twelve-month deal. Two twelve-month expansions sold into existing customers sit inside the capitalized seventeen, because the expedient is a policy applied to a class of contracts rather than a filter applied to a row.

The liability for that exception is not discarded merely because the accounting match failed. The item stays visible until the reviewer resolves the contract identity and therefore the debit treatment. Before sign-off, the reviewer confirms that it is a standalone renewal in the elected one-year class, so its commission of $14,200 and attributable fringe of $1,278 are expensed.

The quarter's $512,300 therefore splits into:

The asset has its own rollforward. The capitalized additions join the existing deferred-commission population and amortize separately from the liability:

The liability closes at $184,300. The deferred commission asset closes at $3,983,560. Both can be correct at the same time because they answer different questions.

Calculation and conversion. The seventeen capitalized deals contain $384,000 of commission plus $34,560 of directly attributable fringe. The entity-level schedule uses the controlled FX source required by the company's policy. The local-currency figures below use illustrative USD-to-GBP and USD-to-EUR rates of 0.78 and 0.92, respectively.

The proposed UK entry is:

The supporting schedule retains the deal identity, accounting classification, amortization dates, source references, and entity mapping that produced those journal lines. Every expected entity is reviewed, including a zero-activity entity where the close procedure requires that confirmation.

The true-up. Three deals were estimated at quarter end because the compensation run had not closed for the final two weeks. When it closes, one moves up $2,400 after a sales-credit split that was already disputed at quarter end is adjudicated, and another moves down $1,100 once the quarter-end crediting evidence is finalized. The net change is $1,300.

Which period records it follows the analysis set out earlier. Both resolutions are additional evidence about conditions that existed at quarter end, so the estimate is updated where the information arrives before the issuance cutoff. Had the same $1,300 traced instead to a stale rate table or a broken formula, the analysis would point to an error.

Where commission accounting breaks

Most of the important failures below are not arithmetic failures.

• The join key is a name. The commission platform, contract master, and HR roster may not expose the same identifier in the files accounting uses. What they share is often a deal name entered by different people in different systems at different times. Legal-entity suffixes get abbreviated. Punctuation drifts. Characters outside the Latin alphabet survive one export and not the next. An exact-match lookup can therefore fail on a deal that plainly exists. Where a stable internal or external identifier is available across the sources, surfacing it is usually safer than making the name match more permissive.

• Completeness, not just accuracy. Recomputing every deal in the file perfectly says nothing about the deals that never reached it. Teams administered outside the compensation platform, special incentives, late deals, and rejected source rows can all create completeness failures. The control should start with the population that should exist, bridge it to the records actually received, and explain anything excluded, duplicated, failed on import, or still awaiting resolution.

• Source files that change shape. Commission data often arrives through exports or workbooks. Header rows move, sections carry different labels, and new sellers or plans change the file structure. A workflow built on fixed cell references can silently read the wrong population when the source changes shape.

• The expedient applied beyond its supported class. If a deal is expensed before its class and period-of-benefit analysis are established, the schedule that would reveal the wrong treatment may never be created. The control has to validate eligibility before the expedient is applied.

• A base-tier rate used after higher tiers matter. Once the accrual method should reflect a higher tier, continuing to use only the base rate creates a catch-up that looks like estimate noise but is really a method problem.

• Directly attributable fringe omitted. Payroll taxes, retirement-plan matches, or similar costs can qualify when they are incremental to obtaining the same contract. The workpaper should make the inclusion or exclusion logic explicit.

• An amortization assumption left on autopilot. The estimate can change when the expected timing of transfer changes significantly. Retention or renewal evidence that changes the expected benefit pattern should prompt the team to revisit the schedule rather than carry the old assumption forward automatically.

• Multi-entity mechanics. Which entity's books carry the cost, which controlled FX rate applies, and whether entities with no activity in the period get reviewed at all. The last one sounds trivial until an entity assumed to have no activity turns out to have activity nobody extracted.

The accounting handoff is where the workflow fragments

Specialist commission platforms can calculate what salespeople earn, and some now support deferred-commission accounting, amortization schedules, reporting, and journal outputs. Close and accounting-automation platforms can also build workpapers, draft entries, route review, and post approved results. Generic commission calculation or journal preparation is therefore not a credible point of differentiation by itself.

The harder test is whether the accounting workflow stays connected when the commission output needs context from somewhere else: the contract or revenue schedule, HR and entity mapping, payroll, FX, accounting policy, prior-period balances, and the ERP. A correct payout calculation can still become the wrong accounting if the deal is matched to the wrong contract, the entity mapping is stale, or the amortization schedule never receives the item.

That is the handoff to pressure-test. Can the system prove the source population, resolve stable identifiers before falling back to names, preserve low-confidence items as exceptions, apply the approved capitalization rules, construct the supporting schedule and entity-level entries, and keep that reviewed evidence connected to the ERP?

The pattern is broader than commissions. Zendesk prepares Coupa vendor accruals, PTO accruals, and bonus accruals on Maxima across more than 25 legal entities, with source data arriving from Workday, Coupa, Zuora, and its banks rather than from the ERP. In it's first US vendor accrual close, 80 percent of purchase order volume was automated, covering roughly a third of the accrual value and returning 36 hours in the most time-sensitive part of the month, with posting moving from day 4 to day minus 2. Commission accounting is one particularly demanding version of the same cross-system preparation problem: data that lives outside the ERP, has to be matched to something inside it, and has to arrive with support attached.

Automating the accrue-and-true-up cycle

Automation can own the population, the matching, the mechanics and the evidence. It cannot own the judgments. The line between the two is worth drawing precisely, because it is where product claims in this category tend to get loose.

Maxima prepares commission accruals and maintains the deferred commission schedule as part of its record-to-report layer. Max starts from the checklist and the written procedure, proposes a staged plan for the accountant to approve or adjust, gathers the required sources, prepares the workpaper and the proposed entries, surfaces exceptions, and leaves final approval with the accountant. In a period, that looks like this.

• The workflow is written down once. Sources, classification rules, directly attributable fringe logic where applicable, FX source, entry template, thresholds, and review routing are defined and reused each period. The configuration operationalizes the company's accounting procedure; the underlying accounting policy and judgment remain management-owned.

• The population is assembled from wherever it lives. Maxima's integrations support connected systems as well as spreadsheets, cloud file storage, and secure file feeds. Where commission data reaches accounting through a periodic export or controlled file feed, that file can be a supported input rather than something the accountant has to reshape manually each month. The expected population should be reconciled to the appropriate source control total, such as the eligible booking population when the plan credits bookings. If the requested close period and the source period disagree, the workflow should stop and ask rather than silently choose one.

• Identity is resolved before arithmetic begins. A defined chain replaces one brittle lookup: an approved stable identifier first, a secondary stable key where available, a normalized comparison after that, and anything below the required confidence sent to an exception queue. Nothing should be forced into a match simply to clear a row.

• Classification runs against the written accounting logic. The practical-expedient election is applied consistently to the relevant class, while capitalization, renewal treatment, and other policy conditions follow the approved rules. Deals near a boundary go to a reviewer instead of being forced into the treatment that makes the schedule easiest to finish.

• The entry is produced from the supported schedule. Directly attributable fringe is included where the accounting conclusion requires it, foreign-currency amounts use the controlled FX source specified by policy, and entity-level journal outputs carry the fields needed to keep the proposed entry tied to the commission schedule. Capitalized commissions are a schedule-driven workflow, as described in journal entry automation: the maintained schedule holds the balance logic, and the journal is generated from its period movement.

• The workpaper remains the review surface. Source detail, applied logic, match results, exceptions, entity views, and proposed journals remain available for review. The workbook stays live for reviewer notes, tick marks, and commentary. Because commission support contains sensitive compensation data, workflow-level access can restrict the underlying workpaper even when a broader group can see the summarized journal in the ERP. The supporting workpaper remains connected to the accounting balance it supports.

• Nothing reaches the ledger unapproved. Preparation and approval remain separate roles. The ERP remains the system of record, and only the approved version posts back, with its lineage intact.

What stays with the accountant

The period of benefit. Whether renewal commissions are proportional. Whether a service condition is substantive. Which plan elements are incremental. Whether a prior-period difference is an error or a change in estimate.

Those are memo questions. Management reaches the conclusion and owns it, and the auditor evaluates it. That does not change however much of the preparation is automated. Maxima assembles, matches, calculates and documents. A named reviewer decides what gets posted.

See how Maxima prepares commission work.

Frequently asked questions

What is ASC 340-40?

ASC 340-40, Other Assets and Deferred Costs, governs the accounting for contract costs under the revenue standard. It covers two populations: the incremental costs of obtaining a contract with a customer, and the costs of fulfilling one. An entity recognizes an asset for incremental costs of obtaining a contract when it expects to recover them, and amortizes that asset on a systematic basis consistent with the transfer of the related goods or services.

What is deferred commission?

A deferred commission is the contract cost asset created when a sales commission qualifies as an incremental cost of obtaining a customer contract and the company expects to recover it. Rather than hitting expense when paid, the commission is capitalized and amortized across the period of benefit, which may extend past the initial contract term where renewal commissions are not commensurate with the initial one.

Is capitalizing sales commissions optional?

No. Where a commission is an incremental cost of obtaining a customer contract and the company expects to recover it, capitalization is required rather than elected. Two qualifications matter. A payment does not qualify merely because payroll calls it a commission, and the one-year practical expedient can allow qualifying costs to be expensed where its conditions are met.

Can a twelve-month contract still fall outside the one-year expedient?

Yes. ASC 340-40-25-4 tests the amortization period of the asset that would otherwise have been recognized, not the stated contract term. Expected renewals and noncommensurate renewal commissions can push that period beyond a year, which can put the contract outside the expedient. Where the expedient is elected, the election must also be disclosed.

What population should the accrual start from?

From whatever the compensation plan says earns the commission. If the plan credits bookings, start with eligible bookings. If it credits activation, invoicing, collection or quota attainment, start there instead. Revenue recognition is an accounting event rather than a compensation trigger, and the two coincide less often than the shorthand suggests.

When is a true-up a change in estimate rather than an error?

A true-up is not automatically either. Under ASC 250, genuinely new information can change an estimate; a mathematical mistake, GAAP misapplication, or oversight or misuse of facts that existed when the financial statements were prepared points to an error. If the information arrives after the balance-sheet date but before the financial statements are issued or available to be issued, ASC 855 also determines whether it should adjust the period-end financial statements.

Why do new and renewal commissions often amortize over different periods?

Because the period follows the commission economics rather than the contract label. When renewal commissions are commensurate with initial commissions relative to their respective contract values, the initial commission may relate only to the initial contract period. When renewal commissions are absent or not commensurate, the initial commission may also relate to anticipated renewals, which can extend the period of benefit.

What do auditors and regulators actually test?

Auditors typically focus on source completeness and accuracy, the commission methodology and assumptions, and evidence that review operated at sufficient precision. For public-company registrants, SEC comment-letter trends also show recurring questions about whether commission costs were capitalized or expensed, the amortization method, how the selected period relates to the period of benefit, whether the practical expedient was applied, the nature of any employee service requirement behind expensed commissions, and whether renewal commissions are commensurate with initial commissions.