2 U.S. Code § 1971
2 U.S. Code § 1971 is about Contributions of meals and refreshments during emergency duty. It is under Subchapter II (Powers and Duties) of Chapter 29 (Capitol Police) of Title 2 (The Congress) of the Code.
At any time on or after November 12, 2001, the United States Capitol Police may accept contributions of meals and refreshments in support of activities of the United States Capitol Police during a period of emergency (as determined by the Capitol Police Board).