20 C.F.R. § 641.585 Are participants employees of the Federal Government?
Title 20 - Employees' Benefits
(a) No, participants are not Federal employees. (OAA sec. 504(a)). (b) If a Federal agency is a grantee or host agency, §641.590 applies.
Title 20: Employees' Benefits
PART 641—PROVISIONS GOVERNING THE SENIOR COMMUNITY SERVICE EMPLOYMENT PROGRAM
Subpart E—Services to Participants
§ 641.585 Are participants employees of the Federal Government?

