Outsourced Accounting for Estonian OÜs
Why outsourcing your accounting makes sense for most Estonian OÜs — what it covers, how it protects you from EMTA risks, how the transition from DIY or a previous accountant works, and what to look for when choosing an outsourced provider.
Why Outsourced Accounting Works for Most Estonian OÜs
With outsourced accounting, your monthly involvement is: forward bank statement and invoices (5 min), review the P&L we send you (10 min), and answer any queries (5–15 min). Everything else — bookkeeping, TSD, KMD, payroll, annual report — we handle.
The TSD (10th) and KMD (20th) deadlines are absolute. Missing them triggers 0.06%/day interest on unpaid tax plus filing fines. As your outsourced accountant, we track every deadline and file on time — you do not need to monitor EMTA at all.
An in-house accountant at €3,000 gross costs the OÜ over €4,000/month including social tax (33%), employer unemployment insurance (0.8%), notice period risk, sick leave coverage, and equipment. Outsourcing costs €150–500/month with no employment obligations.
An outsourced accounting firm has multiple accountants with different specialisations. Your dedicated accountant is backed by colleagues with expertise in crypto, e-commerce, international VAT, payroll, and corporate law — you get the benefit of that collective knowledge.
A professional accounting firm carries professional indemnity insurance. If an error in our work causes you a loss, we are liable. An in-house employee’s employer liability is more limited, and the practical ability to recover damages from a former employee is negligible.
Starting with outsourced accounting takes 5–10 business days to set up. As your company grows, we add payroll employees, OSS returns, or more complex accounting — on the same monthly invoice, no new hiring process.
What does outsourcing your accounting actually mean? It means handing over all Estonian legal accounting obligations — bookkeeping, EMTA declarations, payroll, and annual report — to a professional firm. You retain management control and receive monthly reports. We handle the compliance. You are freed from tracking EMTA deadlines, learning Estonian tax law, and spending hours on accounting software every month.
Section 1 — What Is Covered
Every task in the outsourced accounting service — included, add-on, or out of scope
Full Scope of Service
Outsourced accounting covers all mandatory Estonian accounting and tax obligations plus management reporting. The table below shows every service element, whether it is included and what tier it requires.
What Is Covered
| What Is Covered | Covered? | How It Works |
|---|---|---|
| Monthly double-entry bookkeeping | ✓ Yes | We post all transactions to your general ledger in Merit Aktiva by the 7th of each month |
| Bank statement reconciliation | ✓ Yes | All Estonian bank accounts reconciled monthly; discrepancies flagged and resolved with you |
| EMTA KMD (VAT return) | ✓ Yes | Filed by 20th of each month via EMTA e-Tax portal using esindusõigus delegation |
| EMTA TSD (payroll declaration) | ✓ From Growth | Filed by 10th; covers all employees; social tax, income tax, UI, II pillar pension |
| Payroll calculation (gross → net) | ✓ From Growth | Full calculation: gross → deductions → net salary; salary slips to employees |
| Employment register (töötamise register) | ✓ From Growth | We update before each hire and termination; no unregistered employees |
| OSS quarterly return | ✓ Scale / Add-on | EU B2C digital services via One-Stop-Shop; filed within 30 days of Q-end via EMTA |
| Annual report (majandusaasta aruanne) | ✓ All packages | Prepared and filed to äriregister by 30 June; we handle the entire preparation |
| Monthly management P&L and balance sheet | ✓ All packages | Delivered by 7th of the following month; in PDF or shared Google Drive |
| EMTA correspondence and queries | ✓ All packages | We respond to all EMTA letters, questionnaires, and information requests on your behalf |
| Dividend distribution accounting | ✓ Scale / €100 add-on | TSD annex for 22/78 distribution tax; board resolution template; filed by 10th |
| Tax consultation and planning advice | On request | Ad hoc: €120/hour; included for routine questions in all packages |
| Statutory audit coordination | Not included | Audit is a separate statutory requirement; we coordinate with your chosen audit firm |
| Legal advice (contracts, corporate law) | Not included | We refer to qualified Estonian lawyers as needed |
Section 2 — How the Transition Works
Starting from scratch, switching from DIY, or moving from another accountant — the step-by-step process
From First Call to First Filing — 5 to 10 Business Days
30-minute call or meeting. We ask about your transaction volume, payroll headcount, VAT status, current software, and any known issues with prior accounts. We quote a fixed monthly fee. No obligation.
We send a standard service agreement (teenuste leping). You sign electronically using your e-ID or by email confirmation. We issue a letter of engagement confirming the scope, fee, and start month.
You log in to EMTA e-Tax portal and add Company for Business as authorised representative (täiesindus). We verify access within 1 business day. This allows us to file TSD, KMD, and other declarations on your behalf.
You provide: trial balance and general ledger from previous accountant (or accounting software export); prior year TSD and KMD declarations; prior annual reports; employment contracts for current employees. We review for issues.
We configure Merit Aktiva (or agreed software) with your OÜ data: company details, chart of accounts, VAT settings, payroll structure, opening balances from prior period. Bank feed connected if using LHV, SEB, or Swedbank.
We handle your first full month independently. You send documents by the 5th. We post, file TSD by 10th, file KMD by 20th (if VAT-registered). Management accounts delivered by 7th of following month.
Switching From an Existing Accountant — What You Need
If you already have an accountant and want to switch, you have the right to receive all your accounting records at any time — they are your data. Your existing accountant is legally required to provide you with: the trial balance (bilanss) as of the transfer date, the complete general ledger (pearaamat), copies of all filed TSD and KMD declarations, the prior annual reports, and any payroll records. We then review these, identify any issues in the prior work, and continue from the handover point.
| Handover Document | Why We Need It | What We Do With It | Format |
|---|---|---|---|
| Trial balance (bilanss) at handover date | Establishes opening balances for all accounts — we continue from here | Import opening balances into our accounting system | Merit Aktiva export, CSV, or PDF |
| General ledger (pearaamat) for current year | Verify prior period entries; identify any corrections needed | Review for errors; flag to you if prior period adjustments needed | Software export or PDF |
| All filed TSD declarations (current year) | Confirm payroll figures declared; match against payroll records | Cross-reference with employment register; identify any discrepancies | PDF from EMTA e-Tax portal |
| All filed KMD declarations (current year) | Confirm VAT position; match against invoices | Cross-reference with invoice ledger; verify input VAT claimed correctly | PDF from EMTA e-Tax portal |
| Prior annual reports | Understand the financial history; confirm equity structure | Review for material errors; restate if necessary | Signed PDF or äriregister record |
| Employment contracts for all current employees | Establish correct salary, start dates, role descriptions | Verify against employment register; set up payroll correctly | Signed original or PDF |
A common concern when switching accountants is whether the existing accountant will cooperate. In Estonia, accounting records belong to the company (OÜ), not to the accountant who prepared them. If a previous accountant refuses to hand over records, they are in breach of their service agreement and potentially in violation of the Raamatupidamise seadus. In practice, most accountants hand over records professionally when given reasonable notice. If you experience difficulty, we can advise you on the formal request process.
Section 3 — Outsourced vs In-house
When each approach makes sense — and the true cost comparison
Head-to-Head Comparison
| Area | Outsourced Accounting Firm | In-house Accountant (Employed) |
|---|---|---|
| Monthly cost | €150–500/month fixed fee | €3,345–4,683/month total employer cost |
| Annual cost | €1,800–6,000/year | €40,140–56,196/year |
| Employment obligations | None — no employment contract, no notice period, no sick cover | Full employer: TSD, social tax (33%), UI, notice period, sick days |
| Knowledge continuity | Full team behind one contact; no knowledge loss on staff changes | Single person; knowledge lost if they resign; re-training cost |
| Scalability | Add services (payroll, OSS, complex accounting) on demand | Need to hire more staff or use freelancers as complexity grows |
| Best for | OÜs with < 50 full-time employees; all e-residents; most active businesses | OÜs with 50+ employees, complex group structures, or regulatory requirements |
The Employment Cost of an In-house Accountant in Estonia
When founders calculate in-house accounting cost, they often think only of the gross salary. The true employer cost under Estonian law includes mandatory employer-borne charges that add approximately 34% to the gross salary figure.
| Cost Component | Rate | On €3,000 Gross | Annual Cost |
|---|---|---|---|
| Gross salary | — | €3,000.00 | €36,000 |
| Employer social tax (sotsiaalmaks) | 33% | €990.00 | €11,880 |
| Employer unemployment insurance (töötuskindlustus) | 0.8% | €24.00 | €288 |
| Total direct employer cost | — | €4,014.00 | €48,168 |
| Equipment, software, workspace (estimate) | — | €200–400/month | €2,400–4,800 |
| Recruitment cost (one-off, amortised) | — | €150–300/month equiv. | €1,800–3,600 |
| Total true cost (mid estimate) | — | ~€4,500/month | ~€54,000/year |
Under the Employment Contracts Act (Töölepinguseadus), you cannot simply dismiss an in-house accountant without consequence. Minimum notice periods: up to 1 year of employment — 15 calendar days; 1–5 years — 30 calendar days; 5–10 years — 60 calendar days; over 10 years — 90 calendar days. Redundancy also triggers a severance payment equal to 1 month’s average salary for employment of 5–10 years. An outsourced accountant relationship ends on 30 days’ notice per the service agreement — no severance, no tribunal risk.
Section 4 — How to Choose the Right Outsourced Accountant
What to look for — and the questions to ask before signing a service agreement
What to Assess When Comparing Accounting Firms in Estonia
Not all outsourced accounting firms in Estonia offer the same quality, scope, or specialisation. The market ranges from high-volume automated providers (low cost, minimal personal attention) to specialist boutique firms (higher cost, deep expertise). The following dimensions help you evaluate providers objectively.
| Evaluation Criterion | What to Ask | Red Flags | Green Flags |
|---|---|---|---|
| Scope clarity | What exactly is included in the monthly fee? What triggers extra charges? | Vague answer; ‘it depends’ without specifics; no written scope | Written service agreement with itemised scope; explicit limits and add-on pricing |
| EMTA filing track record | How do you ensure TSD and KMD are filed on time? What is your late-filing rate? | ‘We’ll do our best’; no process described | Described deadline management process; guaranteed filing times |
| Dedicated contact | Will I have a single named accountant? What is the response time? | No named accountant; responses go to a generic inbox | Named accountant assigned; 1 business day response commitment |
| Industry knowledge | Do you have experience with companies like mine (e-commerce / crypto / SaaS)? | ‘We handle all types’ without specific examples | Specific client examples; knowledge of your industry’s accounting complexity |
| Software and tools | What accounting software do you use? Can I see my accounts at any time? | Proprietary software that leaves you locked in; no client access | Merit Aktiva or similar with client access; you own your data |
| Transition process | How do you handle taking over from a previous accountant? | ‘Just send us your documents’ | Structured onboarding; review of prior period; identified issues communicated |
| Termination terms | What is the notice period if I want to leave? | Long lock-in; difficult exit; data retention issues | 30-day notice; your records handed over completely on exit |
Questions to Ask in Your First Consultation
Above 60–80 clients per accountant, quality drops. Ask for the ratio to understand how much attention you will get.
A professional firm has a deadline management system. Ask to see it or ask how they guarantee TSD by 10th and KMD by 20th.
Merit Aktiva is the Estonian standard. If they use something else, understand why and confirm you can access your data.
A firm (unlike an individual) should have backup coverage. Ask how continuity is managed if your dedicated contact changes.
At minimum: P&L and balance sheet by 7th. Ask if you can get more detail or real-time access to accounts.