Fiscal Year 2020
Module for calculating Withholdings
Single Module v 1.01 (488 KB - zip )Information table applicable withholding rates (2020)
The internal file "AEATRetenciones2020.xsd" is updated to update the exercise.
Algorithm for calculating the rate of withholding on personal income tax for income from personal work Personal income tax 2020 (773 KB - pdf )
Specifications for the computer development of the personal income tax withholding calculation algorithm 2020
W3C Scheme for the treatment of XML files in the Withholding Calculation Service 2020 (34,015 bytes - Executable)