custom tax calculation / formula

Discussion for TimeTrex open source community developers.
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kapitanluffy
Posts: 1
Joined: Fri Feb 13, 2015 12:07 am

custom tax calculation / formula

Post by kapitanluffy » Fri Feb 13, 2015 12:10 am

Are there any guides on how to create your custom tax formula?

I need to follow the formula shown in here

http://www.birtaxtable.com/

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