To amend title 5, United States Code, to allow Federal employees to take time off from work, without loss of time or pay, for the purpose of donating blood.

Provides that a Federal employee is entitled to leave without loss of, or reduction in, pay, leave to which otherwise entitled, credit for time or service, or performance or efficiency rating for the time necessary to permit such employee to serve as a blood donor. Prohibits such leave from being granted on more than four occasions in a calendar year, or in an amount greater than one day for each donation.