5 CFR 841.504 - Agency responsibilities.
(b) Each employing agency must withhold the appropriate amount of employee deductions from the basic pay paid each covered employee for each pay period. No employee deduction is due if an employee receives no basic pay for a pay period.
(d) When an employee separates from Federal service or transfers to another agency, or transfers to a position in which he or she is not covered by FERS, the agency must close the employee's Individual Retirement Record (IRR) and forward it to OPM within the time standards prescribed by OPM. However, if an employee transfers to another position covered under FERS -
(1) Within the same agency, and
(2) To a position serviced by another payroll office, the agency may, in lieu of forwarding an IRR to OPM at the time of the intra-agency transfer, record the transfer for future IRR certification in an internal automated system of records.
(h) An agency must remit in full the total amount of normal cost (which includes both employee deductions and Government contributions), so that payment is received by the Fund on the day of payment to the employee of the basic pay from which the employee deductions were made.
(1) The number of hours that the employee was entitled to basic pay (whether in a duty or paid-leave status) in the 52-week work year immediately preceding the end of the last pay period in which the employee was in a pay status; and