CFR / 
Title 25
 / Part 170
 / 
Sec. 170.616 How are advance payments made when additional IRR Program funds are made available after execution of the self-governance agreement?
When additional IRR Program funds are available, following the procedures in 25 CFR 1000.104, tribes can request to use the additional funds for IRR Program activities or projects and have an addendum to the agreement executed.