Swiss VAT annual filing: one return a year instead of four
Many small businesses in Switzerland still file their VAT every quarter, while others report twice a year depending on their accounting method. Swiss VAT annual filing changes that rhythm: since 1 January 2025, companies with an annual turnover of up to CHF 5,005,000 can apply to submit a single VAT return per year. For a small company in Geneva, that means fewer reporting cycles, fewer internal deadlines and a noticeably lighter administrative load across the year.
The simplification is not automatic, though. You have to apply for it, you have to meet eligibility conditions that leave no room for approximation, and you accept an instalment payment schedule in exchange. With the Federal Tax Administration (FTA) portal becoming mandatory for several further VAT procedures on 1 January 2027, autumn 2026 is the right moment to decide whether the switch is worth it for your business.
Who qualifies for Swiss VAT annual filing?
The rules set by the FTA are short to state and precise in application. Three conditions apply:
- Your annual turnover must not exceed CHF 5,005,000.
- Your VAT returns for the last three years must have been filed on time, and future ones must be too.
- Those returns must also have been paid in full.
The third condition is the one SMEs most often overlook, and it is worth checking early. An open balance can still be settled. A return that was already filed after the deadline, however, cannot be made punctual after the fact, and it may block eligibility for the period you are targeting. In that case the useful question becomes a different one: from which tax period onwards does that incident stop counting against you?
The CHF 5,005,000 ceiling covers a wide range of SMEs. In many cases the real criterion is not the size of the business but the quality of its VAT history, which is exactly the kind of review a chartered accountant in Geneva can run for you in an afternoon.
How to apply, and by when
The application runs through the FTA online portal. There is no paper route: since 1 January 2025, electronic VAT reporting is mandatory and the paper forms have been withdrawn.
The deadline is a hard one. Your request must be filed on the portal within 60 days of the start of the tax period, which for a business on the calendar year means the end of February. Miss it, and you wait a full year. Newly registered businesses get their own window: 60 days from the date they receive their VAT number.
So if you want annual filing to apply to your 2027 tax period, the application goes in by the end of February 2027, and the preparation happens now.
This is general information on Swiss VAT rules, not individual tax advice. Thresholds, deadlines and the treatment of your specific situation should be confirmed with the FTA or with your accountant before you act.
The instalment system: what you actually pay, and when
Annual filing does not mean paying once a year. In exchange for the lighter reporting, the FTA requires instalments, and it sets the amounts itself based on your tax liability for the previous tax period. The instalments become visible on the portal from April.
How many you pay depends on your accounting method:
- Effective method and flat tax rates: three instalments, due on 30 May, 30 August and 30 November. Minimum amount CHF 500 each.
- Net tax debt rate method: a single instalment, due on 30 August. Minimum amount CHF 1,000.
The annual return itself must be filed and paid by the end of February of the following year. Late interest applies both to the instalments and to the final return, so the lighter calendar does not translate into softer enforcement.
One useful piece of flexibility: you can adjust your instalments upwards or downwards on the FTA portal, up to ten days before each due date. If your turnover drops sharply, you are not locked into instalments calculated on a better year.
When annual VAT filing can be withdrawn
That flexibility has a limit, and it is worth knowing precisely where it sits. The FTA can end annual filing if the return is not submitted on time, if it is not paid in full within the deadline, or if the instalments are reduced excessively. In those cases, the withdrawal can take effect from the tax period after next. If the turnover ceiling is exceeded over three consecutive tax periods, annual filing ends for the following period.
Instalments count as excessively reduced when they fall below 50 percent of your total tax liability under the effective method and flat tax rates, or below 35 percent under the net tax debt rate method. In other words, cutting your instalments to improve short-term cash flow can cost you the simplification well beyond the year in question.
You can also step out of the regime yourself, by revoking annual filing on the FTA portal at the latest by the end of February of the following tax period.
What changes on the FTA portal on 1 January 2027
Annual filing is one piece of a broader shift towards a fully digital VAT relationship with the tax authorities. The partial revision of the VAT Act took effect on 1 January 2025, but one part of it was deliberately delayed: the obligation to use the online portal for procedures relating to the net tax debt rate and flat tax rate methods, group taxation, and deregistration from the VAT register only applies from 1 January 2027.
One clarification matters here. The VAT return itself has been mandatory online since 1 January 2025. What the 2027 deadline does is extend compulsory portal use to further VAT procedures. The direction of travel is already visible in practice: since May 2026, the simplified « Décompte TVA easy » service has been withdrawn, and businesses now file through « Décompte TVA pro » on the FTA Portal.
For an SME, the practical consequence is that portal access stops being optional. Every business affected needs working credentials, a designated person who actually holds them, and a process that does not depend on one individual being available in late February.
Is annual VAT filing right for your SME?
Annual filing is a real simplification, but it is not automatically the better option. Two questions decide it.
The first is cash flow. Under quarterly filing, the VAT liability is settled at shorter intervals. Under annual filing, the instalments cover part of the liability and the balance falls due at the end of February. The business therefore has to provision for VAT throughout the year rather than treating that liability as available cash. The companies that handle annual filing well are those that recognise the VAT they owe from the day the invoice is issued.
The second is discipline. Filing once a year means the review that comes with preparing a return happens less often. Without a regular internal check, coding errors and missed input tax on supplier invoices can accumulate for months before anyone notices them.
This is where the annual reconciliation matters. Whatever your filing frequency, you must reconcile your VAT returns against your annual accounts and correct any differences found, using the dedicated corrective return under art. 72 VAT Act. If no corrective return reaches the FTA within 240 days of the end of the financial year, the FTA assumes your returns were complete and the tax period is finalised. That exercise is straightforward when the books are maintained continuously, and painful when they are only opened at year end.
Put simply: annual filing rewards businesses whose accounting is already digitalised and up to date, and punishes those who were hoping it would let them think about VAT less often.
Setting up annual VAT filing in your accounting system
If you decide to switch, there are three practical adjustments to make in your accounting software, whether you run Odoo or another system.
- Check that your Odoo version and your Swiss localisation let you set the annual VAT period correctly and produce the reports you need to reconcile with the general ledger.
- Record the three instalment dates (or the single one) as recurring payment obligations, so they appear in your cash-flow forecast rather than arriving as a surprise.
- Keep a monthly VAT review in place even though you now report once a year. This is the control that replaces the quarterly deadline.
One accounting detail is worth getting right from the start: instalments should not be booked as ordinary VAT entries. Keep them visible separately in the VAT account and in your cash-flow forecast, so that at any point in the year you can distinguish the estimated liability, the payments already made and the final balance still to settle.
As an official Odoo accounting partner, we find that these points matter more than the software configuration itself. The reporting frequency changes; the bookkeeping rhythm should not. The same logic applies to digital invoicing for Swiss SMEs: automation only helps when the underlying data is maintained continuously.
Frequently asked questions about Swiss VAT annual filing
What is the turnover limit for Swiss VAT annual filing?
Annual turnover must not exceed CHF 5,005,000. If you exceed that ceiling over three consecutive tax periods, annual filing ends for the following period.
When do I have to apply?
Within 60 days of the start of the tax period, which is the end of February for a business on the calendar year. Newly registered businesses have 60 days from receiving their VAT number.
Do I still pay VAT during the year?
Yes. Annual filing comes with mandatory instalments set by the FTA: three of them under the effective and flat tax rate methods, one under the net tax debt rate method. The balance is settled with the annual return by the end of February.
Can I go back to quarterly filing?
Yes. You can revoke annual filing yourself on the FTA portal, at the latest by the end of February of the following tax period.
Wondering whether annual VAT filing fits your business?
At DHAC, we check your eligibility, review your VAT history for anything that would block the application, model the cash-flow effect of the instalment schedule, and handle the portal filing itself. Where it helps, we configure the whole VAT cycle inside Odoo so that the annual return is a printout rather than a project. As an official Odoo partner combining Swiss accounting precision with digital tools, we make sure the simplification actually simplifies things. Book a first free, no-obligation consultation and leave with a clear answer.
Sources
Swiss Federal Tax Administration FTA, « Décompte annuel » (annual VAT filing), consulted on 25 August 2026: annual VAT filing conditions, instalments and deadlines. Swiss Federal Tax Administration FTA, « Révision partielle de la loi sur la TVA et des ordonnances relatives à la TVA », consulted on 25 August 2026: partial revision of the VAT Act and the portal obligation from 1 January 2027. Swiss Federal Tax Administration FTA, « Concordance annuelle TVA », consulted on 25 August 2026: annual VAT reconciliation and corrective returns under art. 72 VAT Act. Swiss Federal Tax Administration FTA, press release of 11 May 2026, consulted on 25 August 2026: the FTA groups its main online services on the FTA Portal. Federal Department of Finance FDF, « Révision partielle de la loi sur la TVA », consulted on 25 August 2026: VAT Act dossier.