Code of Federal Regulations Title 20. Employees' Benefits § 20.404.1578 How we determine disability for widows, widowers, and surviving divorced spouses for monthly benefits payable for months prior to January 1991

(a) For monthly benefits payable for months prior to January 1991, we will find that you were disabled and pay you widow's or widower's benefits as a widow, widower, or surviving divorced spouse if—

(b) However, even if you met the requirements in paragraphs (a)(1) and (2) of this section, we will not find you disabled if you were doing substantial gainful activity.