Until November 2nd

Tax ID Number (NIF)

• Third quarter 2026. Accounts or operations whose holders have not provided the NIF (Personal Tax ID) to the credit institutions: 195

Taxes on Certain Digital Services

• Third quarter 2026: 490

Environmental Taxes

• September 2026. Special tax on non-reusable plastic packaging. Presentation of accounting and inventory record book

• Third quarter 2026. Special tax on non-reusable plastic packaging. Presentation of accounting and inventory record book

Monthly information statement of the operations carried out by businesses or professionals adhering to the collection management system through any type of card and through payments associated with mobile phone numbers

• September 2026: 170

Monthly information return for accounts in all types of financial institutions and annual summary of withholdings and payments on account for income from movable capital and income obtained from consideration derived from accounts in all types of financial institutions

• September 2026: 196

Declaration of information updating certain marketable cross-border mechanisms

• Third quarter 2025: 235

Quarterly information declaration of trade operations of tangible goods carried out in the Canary Islands special zone without the goods transiting through Canary Islands territory

• Third quarter 2026: 281

Information statement on cross-border payments

• Third quarter 2026: 379

Tax Current Account

• Application for inclusion for the year 2027: TCC (Taxation Current Account)