- EC sales list of services/goods VAT 05/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 03/2021 – unofficial deadline if e-filling
- EC sales list of services/goods VAT Q1/2021 – unofficial deadline if e-filling
- Maximum Legal deadline for the approval of the financial statements for the period starting 1st of January 2020 till 31st of December 2020
- VAT return 06/2021 – legal deadline ;
- VAT return 04/2021 – unofficial deadline,
- VAT return Q2/2021 – legal deadline ;
- EC sales list of services/goods VAT 06/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 04/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT Q2/2021 – legal deadline if paper format;
- SPF – Subscription tax Q2/2021
- EC sales list of services/goods VAT 06/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 04/2021 – unofficial deadline if e-filling
- EC sales list of services/goods VAT Q2/2021 – legal deadline if e-filing
- Latest legal delay to file the financial statements to the Company Trade Register
- 3rd prepayment Municipal Business Tax 2021;
- 3rd prepayment Net Wealth Tax 2021;
- VAT return 07/2021- legal deadline;
- VAT return 05/2021 – unofficial deadline ;
- EC sales list of services/goods VAT 07/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 05/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT 07/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 05/2021 – unofficial deadline if e-filling
- 3rd prepayment Personal Income Tax 2021;
- 3rd prepayment Corporate Income Tax 2021;
- VAT return 08/2021 – legal deadline;
- VAT return 06/2021 – unofficial deadline,
- VAT return Q2/2021 – unofficial deadline ;
- EC sales list of services/goods VAT 08/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 06/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT Q2/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT 08/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 06/2021 – unofficial deadline if e-filling
- EC sales list of services/goods VAT Q2/2021 – unofficial deadline if e-filling
- Last delay for the foreign VAT refund claims for the year 2020
- VAT return 09/2021 – legal deadline;
- VAT return 07/2021 – unofficial deadline,
- VAT return Q3/2021 – legal deadline ;
- EC sales list of services/goods VAT 09/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 07/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT Q3/2021 – legal deadline if paper format;
- SPF – Subscription tax Q3/2021
- EC sales list of services/goods VAT 09/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 07/2021 – unofficial deadline if e-filling
- EC sales list of services/goods VAT Q3/2021 – legal deadline if e-filling
- VAT return 2020 (if turnover < EUR 112,000) – unofficial deadline
- Simplified VAT return 2020 – unofficial deadline
- 4th prepayment Municipal Business Tax 2021;
- 4th prepayment Net Wealth Tax 2021;
- VAT return 10/2021 – legal deadline;
- VAT return 08/2021 – unofficial deadline ;
- EC sales list of services/goods VAT 10/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 08/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT 10/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 08/2021 – unofficial deadline if e-filling
- 4th prepayment Personal Income Tax 2021;
- 4th prepayment Corporate Income Tax 2021;
- VAT return 11/2021 – legal deadline;
- VAT return 09/2021 – unofficial deadline;
- VAT return Q3/2021 – unofficial deadline ;
- EC sales list of services/goods VAT 11/2021 – legal deadline if paper format;
- EC sales list of services/goods VAT 09/2021 – unofficial deadline if paper format;
- EC sales list of services/goods VAT Q3/2021 – unofficial deadline if paper format
- EC sales list of services/goods VAT 11/2021 – legal deadline if e-filling;
- EC sales list of services/goods VAT 09/2021 – unofficial deadline if e-filling
- EC sales list of services/goods VAT Q3/2021 – unofficial deadline if e-filing
- VAT return 2021 (if turnover > EUR 112,000) – unofficial deadline