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Articles.

Nov 20, 20253 min read

Will an Invoice Issued Outside KSeF Prevent the Buyer From Deducting VAT?

Nov 17, 20253 min read

New limits on car leasing from 1 January 2026 – what does an entrepreneur need to know?

Nov 17, 20253 min read

Adding attachments to invoices in KSeF – what does the FA(3) structure change?

Nov 6, 20253 min read

KSeF Invoice Reference Number – Key Information

Nov 6, 20251 min read

Transfer Pricing Documentation for 2024 – Key Obligations and Deadlines

Oct 31, 20252 min read

Issuing Invoices – Deadlines in the National e-Invoicing System (KSeF)

Oct 31, 20251 min read

Authentication in the National e-Invoice System (KSeF)

Oct 23, 20252 min read

Employers will no longer have to keep ZUS registration documents

Oct 23, 20252 min read

KSeF – Does It Matter for VAT-Exempt Taxpayers?

Oct 16, 20252 min read

KSeF: Who and When Will Be Affected by the New Obligations?

Oct 16, 20253 min read

Bonus Paid After Termination of Employment Is Subject to ZUS Contributions

Oct 9, 20254 min read

A stand-alone garage for a company car does not limit tax depreciation — but not all costs are 100% deductible

Oct 9, 20252 min read

Wrong VAT ID (NIP) on an e-Invoice issued in KSeF — what does the Ministry of Finance say?

Oct 2, 20252 min read

Administrative Court: VAT for conference and training organizers – even with alcohol included

Oct 2, 20251 min read

Penalties in KSeF – when and how high?

Sep 29, 20253 min read

The KSeF invoice issuer certificate: what changes in 2025/2026 and how to get your organisation ready

Sep 19, 20252 min read

Car sales and PIT – how to settle the tax?

Sep 19, 20252 min read

Gift vouchers and VAT- the most important rules for entrepreneurs

Sep 12, 20252 min read

Graduate internships without ZUS contributions. Possible funding for employers

Sep 12, 20252 min read

Transformation of a Sole Proprietorship into a Single-Member LLC and VAT Proportion – Is Adjustment Required?

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