Your heart's electrical system controls the timing of your heartbeat by regulating your: 1  Heart rate, which is the number of times your heart beats per minute. 2  Heart rhythm, which is the synchronized pumping action of your four heart chambers.
Get it delivered right to your inbox! Service Computation Date Determination. The service computation date is the date on which you start counting the years of service you need to retire. The date for most employees is the date on which they first enter the service. However, some have been on active duty with the armed forces and may be entitled to service credit for that time.
A Service Computation Date (SCD) is a. 1  date, either actual or constructed, that is. used to determine benefits and is generally. based on how long the person has been in. the Federal Service. The SCD-Leave is. used to determine the rate at which an. employee accrues annual leave - 4, 6, or 8. hours per pay period - depending on the. amount of service creditable for leave. accrual purposes; however, it is not used to. determine the accrual rate for employees. occupying positions which are subject to.