Tax point date (the date VAT becomes accountable) has two restrictions:
1. It MUST NOT appear on credit notes
2. 2. When present, it should be on or before the invoice issue date
Calculus gets you ready.

Tax point date (the date VAT becomes accountable) has two restrictions:
1. It MUST NOT appear on credit notes
2. 2. When present, it should be on or before the invoice issue date
Calculus gets you ready.
[1/2] Seller tax identifier and seller tax registration identifier: what's the difference?
→ Seller Tax Identifier (IBT-031) = TRN (15 chars, starts with 1, ends with 03)
→ Seller Tax Registration Identifier (IBT-032) = TIN (10 digits, format 1XXXXXXXXX)
All currency codes must follow ISO 4217 alpha-3.
AED, USD, EUR, GBP... the standard three-letter codes.
Not "Dirhams." Not "US Dollars." Not numeric codes. Alpha-3 only.
Calculus gets you ready.
Reverse charge in UAE eInvoicing only applies to specific goods:
→ Electronic Devices
→ Gold and Diamonds
→ Crude or Refined Oil
→ Unprocessed or Processed Natural Gas
→ Pure Hydrocarbons
Calculus gets you ready.
[2/2] The Phase 1 ASP deadline is October 30, 2026. Go-live is January 1, 2027. The penalties are real.
Read the MoF FAQ. Appoint an ASP. Prepare your data.