2 U.S.C. § 2b

Each State shall be entitled, in the Seventy-eighth and in each Congress thereafter until the taking effect of a reapportionment under a subsequent statute or section 2a of this title , to the number of Representatives shown in the statement transmitted to the Congress on January 8, 1941 , based upon the method known as the method of equal proportions, no State to receive less than one Member.