MASS TRANSFER — The movement of an employee with his or her position to a different agency when (1) a transfer of function or an organization change takes place and (2) there is no change in the employee's position, grade, or pay. (Note: for purposes of this definition, a change in the amount of any locality payment to which the employee is entitled is not a change in pay.)

MERGED RECORDS PERSONNEL FOLDER (MRPF), Standard Form 66-C — is a file containing personnel records established both within and outside the scope of OPM's recordkeeping authority.

MERIT PAY SYSTEM — The pay system established, under 5 U.S.C. chapter 54, for General Schedule employees in grades 13 through 15 who were in supervisory, managerial, or management official positions. The Merit Pay System was replaced by the Performance Management and Recognition System, which was terminated on 11-01-93.

MERIT STAFFING PROGRAM — The system under which agencies consider an employee for vacant positions on the basis of personal merit. Vacant positions are usually filled through competition with applicants being evaluated and ranked for the position on the basis of their experience, education, skills and performance record.

MILITARY RETIREE — A person who has retired from the Army, Navy, Air Force, Marine Corps, or Coast Guard.

MSPB — Merit Systems Protection Board.

MOBILIZATION — Readiness provisions for operating the Federal Personnel System in time of national emergency as "appointment" or "promotion") when a personnel action is documented by a Standard Form 50, Notification of Personnel Action.