# Federal Register
1 - 1989.105(a) - 87:12575-12588 - Procedures for the Handling of Retaliation Complaints Under the Taxpayer First Act (TFA)
2 - 1989.105(a), 1989.105(a)(1), 1989.105(a)(2) - 87:12575-12588 - Procedures for the Handling of Retaliation Complaints Under the Taxpayer First Act (TFA) - PDF