[1] The CITN was formed in February 1982 and chartered by the Federal Government of Nigeria by the enabling Act No.

[1] Members of the institute may be Accounting, Legal or other professionals who have obtained the relevant tax expertise.

[3] The CITN has been criticized for not providing enough training to members at subsidized rates.

[4] The CITN cooperates with the United Kingdom-based Chartered Institute of Taxation.

[9] In May 2011, Sebastian Owuama, President of Institute of Chartered Accountants of Nigeria, attended the annual tax conference of the CITN in Abuja where he called for an end to the squabble between ICAN and the CITN.