Requires government contributions for health benefits for an individual who first becomes an annuitant by reason of retirement from employment with the United States Postal Service on or after July 1, 1971, or for a survivor of such an individual or of an individual who died on or after that date while employed by the Postal Service, to be paid first from the Postal Service Retiree Health Benefits Fund up to the amount contained in the Fund, with any remaining amount paid by the Postal Service (current law requires such contributions to be paid by the Postal Service through September 30, 2016).