Changing Your Accountant in Turkey (2026): A Complete Handover, E‑Ledger and Digital Authority Guide

Regulatory note: As of 15 June 2026, this article is based on Law No. 3568 on Certified Public Accountancy and Sworn-in CPA services (Art. 2, Art. 46), the Regulation on the Working Procedures and Principles of SM, SMMM and YMM (handover provision; last amended OG 14.01.2026, 33137), the Turkish Penal Code No. 5237 (Art. 155/2), the Turkish Civil Code No. 4721 (Art. 950 — lien), the Tax Procedure Law No. 213 (repeated Art. 227 on joint liability, Art. 114 on the statute of limitations, Art. 253-256), Tax Procedure Law General Communiqués No. 340 and 567, and the TÜRMOB 2026 Minimum Fee Tariff (OG 17.12.2025, 33110). Thresholds, rates and tariff figures may change with revaluation and new legislation.

You are unhappy with your accountant: filings slip to the last day, your questions go unanswered for days, you missed an e-notification and only found out later. The question seems simple — “can I change my accountant?” The answer is yes; it is your right. But the technical side differs from what most guides describe. Changing your accountant is not a matter of dissatisfaction — it is a migration of data and authority. Mishandled, it can leave you unable to file, your prior-period records held hostage, and your digital authorities half-transferred. This guide brings three things together on one page: that your books cannot be withheld, how the digital authorities are transferred, and why the outgoing accountant’s responsibility survives.

60-Second Summary: Changing your accountant is the taxpayer’s right. When the engagement ends, the outgoing accountant must return the books and records via a handover protocol within roughly one month (30 days) (SMMM/YMM Working Procedures Regulation). Even if you owe a fee, the accountant has no right to retain your books; they belong to the taxpayer, the lien right (TCC Art. 950) does not apply to personal books entrusted to them, and withholding may amount to breach of trust (TPC Art. 155/2). The critical work is less the paper than the digital migration: e-ledger and berat continuity, Digital Tax Office authority transfer (Tax Procedure Law General Communiqués No. 340 and 567), e-notification and financial-seal authority. Timing matters too; mid-year switches carry more risk because of berat periods and carried-forward VAT.

When Is the Reason “Real”? Dissatisfaction or Risk?

Not every discomfort warrants a switch; but some signals are no longer about comfort — they are about risk. These are not details to brush aside:

• Filings and payments slip to the last day or beyond. Late-payment interest and penalties come straight out of your pocket.
• E-notifications go unmonitored. The tax office serves notice electronically; even unopened, it is deemed served. A missed notification can mean an expired right to appeal.
• Reactive, never proactive. If your accountant doesn’t flag incentives, exemptions or restructuring opportunities, you are leaving money on the table.
• Communication has broken down. The books and filings are your responsibility; a process you can’t see into is the most expensive process of all.

If these are present, the issue is not a personal grievance but your financial safety. You do not need the outgoing accountant’s consent to exercise your right to switch; what you need is to terminate the engagement properly and run the handover completely.

Mid-Year or Year-End? The Numerical Impact of Timing

Once you decide to switch, the second question is when. The same handover carries different risk mid-year versus at year-end:

Criterion	Mid-Year Switch	Year-End Switch
E-ledger / berat	Responsibility for uploading current-period berats is split; high risk of “which month is whose” confusion	The period closes cleanly; berats are completed by one hand
Carried-forward VAT / withholding / advance tax	Carried-forward amounts and in-period offsets must transfer to the new accountant intact	Accounts close with a natural cut-off at period end
Risk of correction returns	High — errors are likelier in the disconnected window between two accountants	Low
Ideal preparation	Handover + digital authority transfer at once, with a retrospective reconciliation	Planned transition after the year closes

The rule is simple: a year-end switch is cleaner; a mid-year switch demands more care. If you switch mid-year, you must record in writing — in the protocol — who uploads which month’s berat and the carried-forward VAT figure. A verbal understanding becomes a “I didn’t upload that month” dispute three months later.

The Handover, Step by Step

The handover runs in four clear steps. Don’t skip the order:

1. Terminate the engagement properly. Give written notice under the termination clause of your service contract. Being dated and written closes off any later “I wasn’t informed” claim.
2. Draw up the handover protocol. Under the SMMM/YMM Working Procedures Regulation, when the engagement ends the books and records are returned to the taxpayer (or the new accountant) via a handover protocol within roughly one month (30 days). The protocol is mandatory, not optional.
3. Collect the full list of documents and credentials. The checklist below prevents the “turned out to be missing” surprise.
4. Complete the new engagement and chamber/e-Birlik notification. Sign the new contract and register it with the relevant chamber/TÜRMOB system.

Handover Checklist (paper + records):

• Prior-period returns (VAT, withholding, advance tax, corporate/income) and assessments
• E-ledger files (XML) and berats — complete, period by period
• Journal/ledger/inventory books and period-end trial balances
• Incoming/outgoing e-invoices, e-archive, e-waybill records
• Payroll, social-security declarations, hirings and terminations
• Carried-forward VAT, prior-year losses, depreciation schedules
• Contracts, licences, incentive/exemption certificates

This is only half the list — the other half is digital, and that is where most handovers fail.

The Digital Migration: The Part Guides Skip

Receiving the paper folder is the visible face of the handover. The invisible — and crisis-causing — face is the digital authority transfer. In 2026 almost all accounting runs through Revenue Administration (GİB) systems, so if these authorities don’t move, your new accountant can technically do nothing — not even file. Verify each item:

• Digital/Interactive Tax Office authority transfer: An intermediary/consent authority must be defined so your new accountant can act on your behalf; the old authority must be revoked. E-filing and intermediary-liability authority transfer runs under Tax Procedure Law General Communiqués No. 340 and 567.
• E-ledger and berat continuity: E-ledgers are created with a financial seal/e-signature and their berats uploaded to GİB. If “which month’s berat is whose” is not settled in writing during the handover, a missing berat triggers an irregularity penalty.
• E-notification access: Notices arrive electronically; until the new accountant’s monitoring authority is defined, you must watch incoming notices yourself. This gap is the single most common source of missed notifications.
• Financial seal and e-signature authority: Who holds the seal, its renewal date, and the transfer of credentials must be clear.

The “you have no authority” trap: If, on handover day, the new accountant tries to file and the system returns “you have no authority for this taxpayer,” the cause is usually an incomplete authority transfer — even with the books in hand. That is why the digital handover must be completed on the same day as the paper handover.

”They Won’t Give My Books Back — You Owe Me,” They Say: There Is No Lien Right

Gökay GÜL tip: The most frequent tension I see: the taxpayer wants to leave, and the outgoing accountant says “you owe a fee, I won’t release your books.” Let’s be clear — the accountant has no lien (retention) right over the books. The books and records belong to the taxpayer; they were merely entrusted to the accountant by virtue of the service relationship. The fee claim and retaining the books are separate matters: the claim is a separate legal demand pursued through enforcement/litigation; it cannot justify holding the books as collateral. In law, the lien right (TCC Art. 950) applies only to property linked to the claim and in one’s own possession; the taxpayer’s books are merely entrusted and cannot be its subject. Moreover, failing to return the books when the engagement ends may, where the conditions are met, constitute breach of trust under TPC Art. 155/2 (the aggravated form for property entrusted by virtue of a service relationship). What to do: written demand → complaint to the chamber (the relevant SMMM Chamber) → if necessary, application to the Public Prosecutor. Pay the fee, but also take your books; one is not a condition of the other.

I stress this point because most taxpayers back down under the pressure. Yet the law is clear: returning the books is a legal obligation, while the fee is a separate claim.

Know Your Rights, But Don’t Burn Bridges: Manage the Process Through Communication

Up to here we have clarified your rights; but the real message of this guide is this: the healthiest handover is the one where communication, not legal rights, takes the lead. There is a reality of commercial life — some colleagues perceive a change of accountant as a personal matter and may do everything they can to make the process difficult. In that case the legal rights of both parties remain intact; you have every right to use them to the fullest if needed. Yet the ideal is to resolve the matter without taking it to court or a complaint — through mutual respect, open communication and a written understanding. Running the process without burning bridges and by the book saves both time and cost, and protects the reputation of both sides in a relatively small profession. The legal route is always open and remains there as a last resort; but the first choice should be a handover settled at the table, in good faith.

Field Case: A SME That Switched Mid-Year and the “Can’t File” Crisis

(The case below is anonymised from a real handover.)

A trading company decided to change its accountant in July. The paper folders were handed over in full, the handover protocol signed; everything looked fine. When the August VAT return was about to be filed, the new accountant got a “no authority for this taxpayer” error from the system. The cause: the Digital Tax Office intermediary authority had remained with the old accountant, and the June berat had not yet been uploaded — each side had assumed “the other uploads it,” creating a gap.

The fix came in three steps: (1) the Digital Tax Office authority transfer was defined the same day and the old authority revoked; (2) the missing June berat was completed together with a carried-forward VAT reconciliation; (3) to avoid future disputes, the “which month’s berat is whose” agreement was added to the protocol in writing. The crisis closed in 48 hours, but the penalty risk was real. Lesson: in a handover the real work is not the paper but authority and berat continuity; both must be closed on the same day.

The Outgoing Accountant’s Liability, FAQ and Action

The switch does not erase the past. The outgoing accountant remains jointly and severally liable for the returns they signed under repeated Art. 227 of the Tax Procedure Law; this liability survives the end of the engagement throughout the five-year statute of limitations (Tax Procedure Law Art. 114). This is a principle that protects the taxpayer: a mistake made in a past period is not left ownerless on the basis of “they’re no longer the accountant” — indeed, the case law of the Council of State and the Court of Cassation confirms the professional’s responsibility for the period they signed. That is why it is important to take over prior periods too, with a written reconciliation — the boundary of liability is clear only on paper.

Frequently Asked Questions

Can I change my accountant mid-year? Yes. Switching is the taxpayer’s right and can be done at any time of year. Mid-year transitions require extra care because of e-ledger berat periods and carried-forward VAT; where possible, time the switch to the end of a month.

What can I do if the outgoing accountant won’t return my books? First, make a written demand. If that fails, file a complaint with the relevant SMMM Chamber; where the conditions are met, you may apply to the Public Prosecutor. Failing to return the books triggers disciplinary sanctions and may fall under TPC Art. 155/2.

Can my accountant retain my books if I owe money? No. The books belong to the taxpayer; the accountant has no lien (retention) right (TCC Art. 950 does not apply here). The fee claim is a separate legal demand and cannot justify holding the books as collateral.

Is the handover protocol mandatory? Yes. Under the SMMM/YMM Working Procedures Regulation, the books and records are returned via a handover protocol within roughly one month (30 days).

How long does changing accountant take, and what does it cost? The handover closes within a few days if the digital authorities are completed the same day. Monthly fees are set by the TÜRMOB 2026 Minimum Fee Tariff (OG 17.12.2025, 33110). The 2026 tariff introduced a new structure that grades the fee for balance-sheet and e-ledger taxpayers no longer by document count but by workload and digital data volume; there is no single flat price. For the current floor fee, have the line item for your business group confirmed from the TÜRMOB tariff.

Who is liable for prior-period errors after the switch? The outgoing accountant remains liable for the returns they signed under repeated Art. 227 of the Tax Procedure Law, and this liability lasts throughout the five-year statute of limitations (Art. 114). That is why taking over prior-period records with a written reconciliation matters.

Which documents and credentials should be handed over? All items on the checklist above plus the digital authorities: Digital Tax Office intermediary authority, e-ledger/berat, e-notification access, financial seal/e-signature.

Action List

1. Separate dissatisfaction from risk signals; if it’s a safety issue, act.
2. Terminate the engagement in writing; try to align the switch date with month-end.
3. Draw up the handover protocol; complete both the paper and digital checklists.
4. Complete the digital authority transfer on the same day as the paper handover; don’t fall into the “no authority” trap.
5. If your books are being withheld, know your rights: there is no lien — the chamber and prosecutor routes are open.

---

Changing your accountant is a few days’ transition when handled well; mishandled, it turns into months of penalties and reconciliation. The difference is made by treating the switch as a “migration of data and authority.”

Gökay GÜL — Certified Public Accountant (SMMM), Managing Partner at Sistem Global Danışmanlık. To plan your handover end to end — from paper to digital authority — request a meeting via gokaygul.com.