CFR /  Title 40  /  Part 35  /  Sec. 35.4012 If there appears to be a difference between the which regulations should my group follow?

You should follow the regulations in 2 CFR part 200 and 2 CFR part 1500, except for the following provisions from which this subpart deviates:

(a) 2 CFR 200.305(b)(1) and (2), Payment

(b) 2 CFR 200.324(b)(2), Federal awarding agency or pass-through entity review

(c) 2 CFR part 1500 Subpart E--Disputes. [65 FR 58858, Oct. 2, 2000, as amended at 79 FR 76058, Dec. 19, 2014