5 C.F.R. § 842.103 General.
Title 5 - Administrative Personnel
To be covered under FERS, an individual must: (a) Be an employee, Member, or specifically covered by another provision of law; (b) Be covered by social security; (c) Have retirement deductions withheld from pay and have agency contributions made; and (d) Be paid based on units of time. Except as provided in §842.104 and as excluded by §842.105, an employee or Member is covered by FERS.
Title 5: Administrative Personnel
PART 842—FEDERAL EMPLOYEES RETIREMENT SYSTEM—BASIC ANNUITY
Subpart A—Coverage
§ 842.103 General.

