GRA urges taxpayers to obtain new TIN The Ghana Revenue Authority, GRA, has urged taxpayers to acquire the new Taxpayers Identification Number (TIN). TIN is a unique eleven digit number that will enable tax payers transact business with ease. The Authority, said TIN will also address issues of individuals and companies owning more than one tax certificates in the country. This was disclosed at a Tax Education Seminar in Accra. GBC