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Fiscal year 2018

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Fiscal year 2018 (as of July 5, 2018)

Withholding Calculation Service (as of July 5, 2018)

Module for calculating Withholdings

Single Module v 1.00 (491 KB - zip )

Version 1.0

Information table of applicable withholding rates (2017 and 2018) (602 KB - pdf )
Briefing note: Calculation of withholdings on work income that are paid or paid from July 5, 2018

Technical Information

Algorithm for calculating the IRPF withholding rate for personal work income IRPF 2018 according to changes introduced in the LPGE Project of 2018 (as of July 5, 2018) (214 KB - pdf )

Specifications for the computer development of the algorithm for calculating personal income tax withholdings for 2018 according to changes introduced in LPGE

W3C Schema for the treatment of XML files in the Withholding Calculation Service 2018 (36,864 bytes - Executable)
Additional W3C Schema Documentation (Examples and Graphical Schema) (167,936 bytes - zip )