Acronym

Definition

TAN

Travel Authorization Number

OBT

Online Booking Tool

DTEA

Departmental Travel Expense Account - used to prepay Airfare and Rail

DTCC

Department Travel Card Coordinator

TAN Prefix

The 3 alpha 1 numeric prefix (AAAN) representing the level 1, 2, or 3 TAN hierarchy.

TIN

Traveller Identification Number

GoC

Government of Canada