A bill to amend title 38 of the United States Code to authorize a presumption of service connection for cause of death in certain cases involving veterans who had been rated permanently and totally disabled due to service-connected disability for at least 1 year immediately preceding death.

Provides that for the purposes of payment of dependency and indemnity compensation, service connection for cause of death shall be presumed in the case of a veteran who had service-connected disability rated permanent and total for at least one year immediately preceding death, if due to natural causes. States that the presumption shall not entitle a surviving spouse who was married to such veteran less than two years preceding such veteran's death.