Section 434.70 - [Effective 10/1/2025] 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 2 CFR parts 200 and 300 ; and(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. 67 FR 41095 , June 14, 2002, as amended at 81 FR 3011 , Jan. 20, 2016 As amended at 81 FR 3011, 1/20/2016; 89 FR 80069 , 10/1/2025