; and (2) the authority granted to Congress under section 5 of the fourteenth amendment to the Constitution gives Congress the power to enact laws to enforce section 2 of such amendment, which requires Representatives to be apportioned among the several States according to their number. A Requirements for Congressional Redistricting 3101. Limit on Congressional redistricting after an apportionment The Act entitled An Act for the relief of Doctor Ricardo Vallejo Samala and to provide for congressional redistricting , approved December 14, 1967 ( 2 U.S.C. 2c ), is amended by adding at the end the following: A State which has been redistricted in the manner provided by law after an apportionment under section 22(a) of the Act entitled An Act to provide for the fifteenth and subsequent decennial censuses and to provide for an apportionment of Representatives in Congress , approved June 18, 1929 ( 2 U.S.C. 2a ), may not be redistricted again until after the next apportionment of Representatives under such section, unless a court requires the State to conduct such subsequent redistricting to comply with the Constitution or to enforce the Voting Rights Act of 1965 ( 52 U.S.C. 10301 et seq.). . 3102. Requiring Congressional redistricting to be conducted through plan of independent State commission (a) Use of Plan Required Notwithstanding any other provision of law, any Congressional redistricting conducted by a State shall be conducted in accordance with— (1) the redistricting plan developed and enacted into law by the independent redistricting commission established in the State, in accordance with title II