Tax registration number linking with Customs Registration Number1 min read

Tax Registration Number Linking with Customs Registration Number (TRN-CRN Linkage)

The Federal Tax Authority has provided two options to link the Tax Registration

Option 1

Update your customs registration number on your registration profile with the Federal Tax Authority (FTA) by logging onto the FTA’s e-Services portal. Multiple customs registration numbers can be provided
by selecting the “Edit” option and adding the details.

Option 2

• Provide the customs department office with your TRN.
• The customs department officer can verify the TRN by logging onto the e-Services portal or by visiting
the FTA website ( and by using the feature of TRN verification.
• Once the customs department office verifies the TRN ownership, the customs department can
update your TRN on the customs department system.

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