Business9 min
Opening a JDG Sole Trader in Poland | Liczbnik
How foreigners open a JDG sole proprietorship in Poland: eligibility, CEIDG registration, taxes, ZUS contributions and the first steps.
Blog: Business
Running a business in Poland: sole proprietorship, costs, VAT, depreciation and taxation forms.
Business8 min
Starting a JDG Sole Trader Business in Poland 2026 — Step-by-Step Guide | Liczbnik
How to register a JDG sole trader in Poland in 2026: CEIDG registration, PKD codes, ZUS contributions, VAT threshold and first steps explained.
Business8 min
JDG vs Sp. z o.o. in Poland — Which Business Structure Is Right for You? | Liczbnik
Compare JDG sole trader vs Sp. z o.o. limited company in Poland: costs, liability, accounting complexity and tax implications for expats in 2026.
Business7 min
Invoice Requirements in Poland 2026 — What Must Every Faktura Include? | Liczbnik
What must a Polish invoice (faktura) contain in 2026? Mandatory fields, e-faktura KSeF rules, payment terms and common mistakes to avoid.
Business7 min
Bookkeeping Requirements for JDG Sole Traders in Poland 2026 | Liczbnik
What bookkeeping records must a JDG sole trader keep in Poland? KPiR, ryczalt ewidencja, quarterly vs monthly tax payments and accounting costs explained.
Business6 min
Polish Invoice Requirements 2026 — What Every VAT Invoice Must Contain
Everything a VAT invoice in Poland must contain in 2026: mandatory fields, deadlines, correction invoices, and the KSeF e-invoicing system.
Business7 min
Business Expense Deductions in Poland — What You Can Write Off
A practical guide to deductible business expenses in Poland for sole traders (JDG): what qualifies, what doesn't, and how to document your costs correctly.
Business7 min
VAT Registration in Poland 2026 — When It's Required and How to Register
Complete guide to VAT registration in Poland 2026: thresholds, exemptions, the registration process, and what happens after you register.
Business8 min
Sole Trader Taxes in Poland 2026 — JDG Tax Options Explained
A complete guide to sole trader (JDG) tax options in Poland 2026: skala podatkowa, liniowy, ryczałt, and karta podatkowa — with rates, pros and cons.
Business7 min
How to Open a Business in Poland in 2026 — Costs and Step-by-Step Guide
A complete guide for foreigners on how to register a business in Poland in 2026. We cover legal forms, registration costs, ZUS contributions and the tax system for new entrepreneurs.
Business7 min
How to Calculate Depreciation of Fixed Assets in a Polish Business
Learn what fixed assets are, which depreciation rates apply in Poland in 2026, and how to calculate straight-line and declining-balance depreciation. Examples and calculator.
Business7 min
B2B vs Employment Contract in Poland 2026 — Which Pays More?
A detailed comparison of sole-trader B2B versus standard employment contract (UoP) in Poland 2026: taxes, ZUS contributions, health insurance and real take-home figures.
Business7 min
ZUS Contributions for the Self-Employed in Poland 2026
Complete guide to ZUS social security contributions for sole traders in Poland 2026: preferential ZUS, Small ZUS Plus, full ZUS — rates and calculation examples.
Business7 min
How Much Is Your Business Worth — Company Valuation Methods
A practical guide to valuing a business in Poland: EBITDA multiples, DCF, book value, and comparable transactions — with worked examples.
Business8 min
How to Calculate Health Insurance (NFZ) Contribution for Self-Employed in Poland 2026
New rules for the health insurance contribution for sole traders in Poland 2026 — how to calculate NFZ on a JDG, differences between tax forms and the minimum contribution.