Here is a question that reveals a lot about the reliability of a company’s financial reporting: if you closed your books today without posting a single accrual, how accurate would your monthly P&L be?

For many Swiss SMEs, the honest answer is: not very. Costs that have been incurred are not yet reflected because the invoices have not arrived. Services consumed during the month are not on the books because they are billed quarterly. Employee overtime and holiday entitlements have been earned but not posted. A lease obligation is generating an expense every day regardless of whether anyone has thought about it.

The result is a P&L that shows the costs that happened to be invoiced during the month rather than the costs that were actually incurred. Some months look artificially good because the invoices are running late. Others look artificially bad because several quarters of billing land at once. The trend is noise, and any management decision based on it is built on shaky ground.

Accruals and provisions are the mechanism that corrects this. This article explains what they are, why skipping them distorts your reporting, which ones most Swiss SMEs are missing, and how to build a simple accrual schedule that makes the whole process manageable.


The Distinction: Accruals versus Provisions

The terms are often used interchangeably, but there is a meaningful difference.

An accrual is a cost or revenue item that has been incurred or earned in the current period but has not yet been invoiced or paid. The amount is either known exactly (a fixed-fee contract billed monthly but not yet invoiced) or can be estimated with reasonable precision (temporary staff costs based on known hours and rates). Accruals are typically reversed in the following period when the actual invoice or payment arrives.

A provision is a liability for an obligation whose amount or timing is uncertain but probable. The classic examples are warranty provisions, legal provisions for ongoing disputes, restructuring provisions, and provisions for bad debt. Unlike accruals, provisions are not automatically reversed when an invoice arrives. They are released when the underlying obligation is resolved, reduced, or extinguished.

For most Swiss SMEs, the accruals side of this is more immediately relevant to monthly reporting quality than provisions. The missed provisions tend to show up at year-end and surprise the auditor. The missed accruals show up every month and make the P&L unreliable as a management tool.


Why Skipping Accruals Distorts Your Monthly P&L

The impact of missing accruals compounds in several directions simultaneously.

The most obvious effect is that your monthly P&L understates costs in months when invoices run late and overstates them when invoices arrive. If you have a CHF 24,000 annual software licence billed quarterly, your March P&L shows a CHF 6,000 cost and your April, May, and June P&Ls show zero. Without an accrual, a reader of the monthly report in April and May would conclude that software costs have dropped. They have not. The billing cycle has just shifted the timing.

The less obvious but more damaging effect is on variance analysis. If your monthly costs are distorted by invoice timing, your budget versus actual comparison is measuring invoice receipt rather than business activity. A month that looks like a cost overrun might be a catch-up month where several accrued items finally invoiced. A month that looks like a positive cost variance might simply mean the invoices have not arrived yet. When the data is this noisy, the controller’s analysis cannot reliably distinguish between a real business trend and an accounting timing issue, which means management decisions get made on a flawed picture.

The third effect is on cash flow forecasting. If your P&L does not reflect costs as they are incurred, your balance sheet carries an understated liability position and your cash flow projections are missing outflows that are already committed. The business thinks it is in a stronger cash position than it actually is.


The Accruals Most Swiss SMEs Are Missing

The following categories account for the vast majority of accrual gaps in Swiss SME reporting. Some of these will be immediately familiar. Others are less obvious but equally impactful.

Temporary and agency staff costs. Staffing agencies typically invoice weekly or monthly in arrears, and the invoices often arrive after the close deadline. If the business used temporary staff in October and the invoice arrives in November, October’s P&L shows zero temporary staff cost unless an accrual is posted. The fix is straightforward: at month-end, calculate the expected cost based on known hours and the agreed rate, post the accrual, and reverse it when the invoice arrives.

Professional services and consulting. External consultants, lawyers, auditors, and advisers are frequently billed on completion or on a milestone basis that does not align with calendar month-ends. If a consultant worked during October but bills on project completion in December, October’s P&L has a cost gap. The controller needs to know which professional services are active and to post a pro-rata accrual for any service consumed but not yet billed.

Maintenance and service contracts. Annual or quarterly maintenance contracts generate a cost every month regardless of when the invoice arrives. Divide the contract value by the number of periods covered and post a monthly accrual. This is one of the easiest accruals to standardise because the amounts are fixed and known in advance.

IFRS 16 lease obligations. Any company that applies IFRS 16 to its lease portfolio needs to post monthly entries for the right-of-use asset depreciation and the interest on the lease liability. These entries do not come in the form of an invoice. They are calculated from the lease schedule and posted as journal entries. Missing them understates both depreciation and interest expense and overstates EBITDA.

Employee entitlements: overtime and holiday accrual. Under Swiss employment law and accounting standards, accrued but untaken holiday and earned but unpaid overtime represent a liability of the employer. The monthly accrual should reflect the current estimate of this liability based on payroll data. Many Swiss SMEs post this accrual annually at year-end and ignore it during the year, which means monthly P&Ls consistently understate personnel costs and the balance sheet carries no personnel provision for most of the year.

Bonus and variable compensation. If the business has a performance-linked bonus scheme, the expected bonus cost should be accrued monthly based on the current performance trajectory versus target. Posting the full-year bonus in the month it is paid produces a large, unexpected spike in personnel costs. A monthly accrual smooths this and produces a more accurate view of the true cost run rate.

Commission and incentive payments. Similar to bonuses, sales commissions that are calculated monthly but paid quarterly should be accrued as they are earned rather than recognised when paid.

Inventory provisions. Slow-moving or obsolete inventory should be provisioned as the impairment becomes probable, not only when the inventory is physically written off or disposed of. Defining impairment thresholds, for example inventory aged beyond twelve months at fifty percent, beyond twenty-four months at one hundred percent, and reviewing the provision monthly or quarterly prevents balance sheet overstatement and P&L volatility at year-end.

Concession fees and variable rent. For businesses operating under revenue-linked concession agreements or variable rent arrangements, the monthly charge often needs to be calculated from actual sales data and posted as an accrual because the landlord invoice arrives later. Failing to post this accrual understates occupancy costs in good-revenue months and overstates them when the invoice arrives.


Building a Simple Accrual Schedule

The most effective way to ensure accruals are posted consistently is to maintain a standing accrual schedule: a document that lists every recurring accrual, the methodology for calculating it, the person responsible for posting it, and the account and cost centre it hits.

The schedule serves three purposes. It makes the accrual process repeatable and independent of any single person’s knowledge. It provides an audit trail that supports the statutory accounts and any external review. And it acts as a checklist during the month-end close, ensuring nothing is forgotten under time pressure.

A basic accrual schedule entry contains the following information for each item.

The description of the accrual: what cost or obligation it represents. The calculation methodology: how the monthly amount is determined, whether from a contract, a headcount calculation, a percentage of activity, or a fixed schedule. The monthly amount or range: either a fixed CHF amount or the inputs needed to calculate it. The account and cost centre: where it posts in the ERP. The reversal: whether the accrual auto-reverses in the following period and when. The owner: who is responsible for posting and reviewing it each month. And the basis for release: the condition under which the accrual is reduced or cleared.

Once the schedule is built, the monthly work is reduced to: verify the inputs, calculate the amounts, post the entries, confirm the reversals from last month cleared correctly, and sign off. A process that might otherwise take three hours of hunting through contracts and approval emails can be reduced to forty-five minutes.


A Note on the Swiss Accounting Context

Swiss OR (Obligationenrecht) accounting standards require that financial statements reflect costs and revenues in the period to which they relate. This is the accrual basis of accounting, and it applies to Swiss companies regardless of whether they are preparing full statutory accounts or monthly management reports.

In practice, many smaller Swiss companies operate on a near-cash basis during the year and make year-end adjustments to bring the annual accounts into compliance. This approach keeps monthly bookkeeping simple but produces management accounts during the year that are not reliable for decision-making purposes.

For any company that is using its monthly P&L to manage the business, whether for internal management decisions, bank reporting, or board presentations, the accrual discipline needs to operate monthly, not annually. The year-end adjustment approach is a compliance solution. The monthly accrual approach is a management solution.


The Balance Sheet Connection

Every accrual that is posted creates a corresponding liability on the balance sheet: the accrued expense or provision sits in current liabilities until it is settled. This is sometimes used as an argument against posting accruals, on the grounds that it makes the balance sheet look worse.

It does not make the balance sheet look worse. It makes it look accurate. An accrued liability that exists but is not on the balance sheet is a hidden obligation, not an absence of one. Any lender, investor, or acquirer who reviews the company’s financials will identify the gap during due diligence and adjust their assessment accordingly. Presenting a balance sheet that omits known liabilities does not improve the company’s position; it undermines the credibility of its reporting.

A balance sheet that reflects all known accruals and provisions is a more defensible document and a more useful one. It gives the CFO and the bank an accurate picture of the company’s net position, and it ensures that cash flow forecasting starts from a realistic liability base.


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Alessandro Ratzenberger is a fractional CFO and business controller based in Zurich, with 15 years of operational finance experience at Dufry Group and Bomi (UPS Group).