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Free tool · rates as of October 2026

Expanded Withholding Tax Calculator

Find the right withholding tax rate and ATC for a supplier payment, how much to withhold, and how the invoice should look.

RR 2-98 as amendedRR 24-2025 ½% rateRR 5-2025 online sellersRR 6-2026 invoice formatATC codes included
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