301-11.524—What steps must my agency take to determine my ITRA?
Your agency should:
(a)
Determine Federal, State and local marginal tax rates by using the procedures and the marginal tax tables established for the relocation income tax allowance in § 302-11.7, § 302-11.8, and the appropriate RIT tax table(s) located at www.gsa.gov/ftrbulletin; or