Tax Withheld Calculator (TWC) proof of concept schematron implementation v1.6



Original Published Date: 

25/06/2013 - 11:30am

Effective Date: 

01/07/2015 (All day)


  • Current

Tax Category: 

  • Payroll
  • Business accounting
  • Channels

Resource Type: 

  • Specifications
  • Calculators


This package contains the updated schematron implementation of the Tax Withheld Calculator (TWC) Proof of Concept version 1.6.

The changes between v1.5 and v1.6 are:

Updates for 2016-17 schedules

  • Statement of formulas for calculating amounts to be withheld - NAT 1004 
  • Statement of formulas for calculating Higher Education Loan Program (HELP), Trade Support Loan (TSL) and Student Financial Supplement Scheme (SFSS) components – NAT 3539

The schematron performs both input validation and tax withheld calculations with support for separate execution phases i.e. "ValidateInput" and "Calculate".

The package contains build scripts for building XSL files from Schematron sources for both .NET and Java.

Resource Attachments