Each veteran is entitled to fifty dollars for each month or major fraction thereof for domestic service and one hundred dollars for each month or major fraction thereof for foreign service. If the veteran received a purple heart for foreign service, the veteran is entitled to a payment of two thousand five hundred dollars in lieu of monthly payments for adjusted compensation. If the veteran is deceased, the veteran’s beneficiary is entitled to any payments under this chapter to which the veteran would have been entitled. Applications for adjusted compensation may be filed with the adjutant general after April 1, 1991, but not later than six months after the end of the period of service.