A bill to amend title 13 of the United States Code, to provide for a mid-decade census of population in the year 1975 and every 10 years thereafter.

Provides for a mid-decade census of population in the year of 1975 and every ten years thereafter, to be taken on the first day of April. States that such information shall not be used for apportionment of representatives among the several states, and that any such census shall not affect the redistricting of congressional districts within any state upon the basis of the latest decennial census of population. (Adds 13 U.S.C. 141(c))