42 CFR 434.70 - Conditions for Federal Financial Participation (FFP).
(a) Basic requirements. FFP is available only for periods during which the contract -
(1) Meets the requirements of this part;
(2) Meets the applicable requirements of 45 CFR part 74; and
(3) Is in effect.
(b) Basis for withholding. CMS may withhold FFP for any period during which the State fails to meet the State plan requirements of this part.