Tax returns without CITN Seal, Stamp void by January adefisayo awogbade BUSINESS Chartered Institute of Taxation of Nigeria (CITN) Federal Inland Revenue Service (FIRS) tax returns by Nigerian Oracle - September 11, 20180 From next January, all tax returns without the stamp and seal of the Chartered Institute of Taxation The post Tax returns without CITN Seal, Stamp void by January appeared first on – The Sun News. …