Check the main tax obligations for the month of March
| Tax | Date | Obligation |
|---|---|---|
| IRS/IRC/VAT | until 5th | Invoice communication to the Tax Authority (SAF-T) |
| IRS / IRC/ SS | Until 10th | Monthly Remuneration Declaration AT/SS |
| Intrastat | Until 15th | Submission of the Intrastat Declaration |
| SD | Until 20th | Monthly Stamp Duty Declaration |
| IRS/IRC | Until 20th | Declaration of withholding tax on IRS / IRC |
| VAT | Until 20th | Recapitulative Declaration – Monthly Reg. |
| Social Security | Until 20th | Payment of Social Security |
| Bank of Portugal | Until 24th | COPE |
| VAT | Until 25th | Monthly Payment Reg. |
| IRC/IRS | Until 31st | Model 30 |
| IUC | Until 31st | Payment of the Road Tax for March 2025 |
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