Withholdings
Fiscal year 2024
Module for calculating Withholdings
- Single Module v 1.12 (1.11 MB - zip )
Looking ahead to the 2025 financial year, the calculation module in JAR format available at the AEAT HEADQUARTERS will disappear, which will be replaced by the current web service available from 2022.
Informative note
Information table applicable withholding rates
Technical Information
- Algorithm for calculating the type of personal income tax withholding tax for income from personal work Personal income tax 2024 (applicable to work income from January 1 to February 7, 2024) (229 KB - pdf )
Specifications for the computer development of the personal income tax withholding calculation algorithm 2024
- Algorithm for calculating the rate of withholding on personal income tax for income from personal work Personal income tax 2024 (as of February 8, 2024) (228 KB - pdf )
Specifications for the computer development of the personal income tax withholding calculation algorithm 2024
- W3C Scheme for the processing of XML files in the Withholding Calculation Service 2024 (32 KB - Executable)
- Additional documentation W3C schema (examples and graphical schema) (157 KB - zip )
- Documentation on the use of the Withholding Calculation Module as a service for 2024 (41 KB - pdf )
The objective of this product is to facilitate, as a web service, the calculation of Withholdings for the 2024 financial year, based on a file of personal income tax withholdings, which complies with the scheme defined and published in the Withholdings Portal.
Downloading and installing the Java Virtual Machine
WARNING: In order to correctly run the Help programs, it is necessary have previously installed a Java Virtual Machine.
Previous years
- Fiscal Year 2023
- Fiscal Year 2022
- 2021
- Fiscal Year 2020
- 2019 fiscal year
- Fiscal year 2018
- Financial year 2017