Model 583 - Technical help
Skip information indexPresentation of a complementary self-assessment of form 583
To file a supplemental return, you must first locate the original return to which you will supplement. It is mandatory to enter the NIF of the taxpayer to carry out the search. However, to narrow down the results you can indicate the year, the period and the type of declaration (ordinary, complementary or supplemented).
The localized declarations will be shown in the table; To access the presentation of the complementary declaration, click on the link in the "Date Submission" column.
Consult the notice that informs you of the cases in which the presentation of a complementary declaration is appropriate. Next, select the type of complementary self-assessment, depending on its result and the payment method, and click on "Continue".
The form will be displayed with the data from the original declaration already loaded and you will only have to enter the data related to the payment, if applicable, and those from the complementary declaration. Remember that the amounts will be completed in euros and with two decimal places separated by a comma. Click "Submit Presentation" to finish the presentation.