Blog - read articles written by our specialists

• Kadry i Płace

  What Penalties Can ZUS Impose? New fines

  Marta Oziemblewska

  04.02.2026

  Read more

  

• Recognition of Corrective Invoices in JPK

  Anna Wikło

  30.01.2026

  Read more

  

• Import of services and the absence of an invoice

  Aider Poland

  28.01.2026

  Read more

  

• KSeF and JPK VAT? Changes, penalties, risks

  Aider Poland

  26.01.2026

  Read more

  

• JPK CIT – when does it apply and who is affected?

  Aider Poland

  23.01.2026

  Read more

  

• Changes in Excise Duty on Alcoholic and Tobacco Products in 2026

  Aider Poland

  22.01.2026

  Read more

  

• Intra-Community Supply of Goods

  venti2

  21.01.2026

  Read more

  

• VAT-26 – how to report a company car and deduct 100% of VAT?

  Honorata Zakrzewska-Krzyś

  19.01.2026

  Read more

  

• Importing goods from outside the EU – basic procedure: VAT, JPK and documentation

  Aider Poland

  16.01.2026

  Read more

  

• KSeF at a glance – a Practical Guide for Businesses (2026–2027)

  Maciej Smogorzewski

  12.01.2026

  Read more

  

• Księgowość

  New Tax Thresholds for 2026 – Complete Overview and Key Changes for Entrepreneurs

  Maciej Smogorzewski

  12.01.2026

  Read more

  

• MDDP Outsourcing has gained strategic partner, Aider Poland (formerly MDDP Outsourcing)

  Honorata Zakrzewska-Krzyś

  04.07.2025

  Read more