38 CFR 21.5030 - Applications, claims, and time limits.
(b) Rules and regulations of the applicable Service Department and/or the Department of Defense shall determine if the application is timely.
(1) Section 21.1029 - Definitions.
(2) Section 21.1030 - Claims.
(3) Section 21.1031 - VA responsibilities when a claim is filed.
(4) Section 21.1032 - Time Limits