No specific info about version 2.1. Please visit the main page of Tax System on Software Informer.
The Relief Data is a tool created by the Philippine's Bureau of Internal Revenue
It instantly estimates your federal income tax for the years 2000-2016.
The program makes it easy to prepare and print invoices and sales receipts.
Timesheets MTS is a time and billing application for Windows.
Payroll System 2014 is a comprehensive payroll solution.
Payroll System 2005 is an useful accounting tool for processing payroll.