20 CFR §401.170

1. (a)We disclose information to either House of Congress. We also disclose information to any committee or subcommittee of either House, or to any joint committee of Congress or subcommittee of that committee, if the information is on a matter within the committee's or subcommittee's jurisdiction.
2. (b)We disclose to any member of Congress the information needed to respond to constituents' requests for information about themselves (including requests from parents of minors, or legal guardians). However, these disclosures are subject to the restrictions in §§ 401.35 through 401.60.