5 C.F.R. § 1620.31 Definition.
Title 5 - Administrative Personnel
As used in this subpart, move means moving from a position covered by CSRS or FERS to a NAF instrumentality of the DOD or Coast Guard, or vice versa, without a break in service of more than one year.
Title 5: Administrative Personnel
PART 1620—EXPANDED AND CONTINUING ELIGIBILITY
Subpart D—Nonappropriated Fund Employees
§ 1620.31 Definition.