THE UAE BOOKS KNOWLEDGE CENTRE
Free tools for everyday accounting questions
No signup. No upload. Calculations stay in this browser.
UAE 5% VAT calculator
Add or remove 5% VAT using decimal amounts.
Explore →TRN format checker
Check the 15-digit format, not tax registration status.
Explore →E-invoicing deadline planner
Find the standard milestone dates for your selected category.
Explore →Invoice due-date calculator
Add calendar days to an invoice date.
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