Until February 29

VAT

• January 2024. Self-assessment 303

• January 2024. Group of companies, individual form: 322

• January 2024. Group of companies, aggregated form: 353

• January 2024. Single window - Import regime: 369

• January 2024. Operations assimilated to imports: 380 

Corporation Tax

• Companies whose tax period coincide with the calendar year: option/waiver of option for the calculation of split payments on the part of the tax base of the period of the three, nine or eleven months of each calendar year: 036

• If the tax period does not coincide with the calendar year, the option/waiver for this form of instalment payment will be exercised, in the first two months of each tax period or between the beginning of the tax period and the end of the period for making the first instalment payment, if this period is less than two months: 036

Environmental Taxes

• January 2024. Special tax on non-reusable plastic containers. Accounting presentation and stock record book

Annual electricity consumption tax return

• Year 2023: 159

Annual Informative Tax Return of operations performed by employers or professionals belonging to the system of collection management by credit or debit cards

• Year 2023: 170

Annual informative declaration of long-term savings plans

• Year 2023: 280

Annual tax return for transactions with third parties

• Year 2023: 347

Self-assessment of the contribution to be made by the providers of the television audiovisual communication service and by the providers of the video exchange service through a platform with a state geographic scope or higher than that of an Autonomous Community

• Year 2023: 792