(a) Payment of naval pension will be authorized on the basis of a certification by the Secretary of the Navy.

(b) Awards of naval pension in effect prior to July 14, 1943, or renewed or continued may be paid concurrently with Department of Veterans Affairs pension or compensation; however, naval pension allowance under 10 U.S.C. 6160 may not exceed one-fourth of the rate of disability pension or compensation otherwise payable, exclusive of additional allowances for dependents or specific disabilities.

(c) New awards of naval pension may not be made concurrently with Department of Veterans Affairs pension or compensation.

(d) Naval pension remaining unpaid at the date of the veteran's death is not payable by the Department of Veterans Affairs as an accrued benefit.