38 C.F.R. § 3.54
A surviving spouse may qualify for pension, compensation, or dependency and indemnity compensation if the marriage to the veteran occurred before or during his or her service or, if married to him or her after his or her separation from service, before the applicable date stated in his section.
(a) Pension. survivors pension may be paid to a surviving spouse who was married to the veteran:
(3) Prior to the applicable delimiting dates, as follows:
(viii) Persian Gulf War—January 1, 2001.
(Authority: 38 U.S.C. 532(d), 534(c), 536(c), 541(e), 541(f))
(b) Compensation. Death compensation may be paid to a surviving spouse who, with respect to date of marriage, could have qualified as a surviving spouse for death compensation under any law administered by the Department of Veterans Affairs in effect on December 31, 1957, or who was married to the veteran:
(3) For any period of time if a child was born of the marriage, or was born to them before the marriage.
(Authority: 38 U.S.C. 1102)
(c) Dependency and indemnity compensation. Dependency and indemnity compensation payable under 38 U.S.C. 1310(a) may be paid to the surviving spouse of a veteran who died on or after January 1, 1957, who was married to the veteran:
(3) For any period of time if a child was born of the marriage, or was born to them before the marriage.
(Authority: 38 U.S.C. 1304)
(e) More than one marriage to veteran. For periods commencing on or after January 1, 1958, where a surviving spouse has been married legally to a veteran more than once, the date of the original marriage will be used in determining whether the statutory requirement as to date of marriage has been met.
(Authority: 38 U.S.C. 103(b))
[26 FR 1567, Feb. 24, 1961, as amended at 27 FR 6498, July 10, 1962; 32 FR 13224, Sept. 19, 1967; 40 FR 16064, Apr. 9, 1975; 40 FR 48680, Oct. 17, 1975; 41 FR 18300, May 3, 1976; 44 FR 22718, Apr. 17, 1979; 54 FR 31829, Aug. 2, 1989; 56 FR 5756, Feb. 13, 1991; 56 FR 57986, Nov. 15, 1991; 65 FR 3392, Jan. 21, 2000]