---
kind: "section"
citation: "13 U.S.C. § 195"
title: "13"
title_heading: "Census"
number: "195"
heading: "Use of sampling"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/13/195"
units:
  - "Chapter 5 — Censuses"
  - "Subchapter V — Geographic Scope, Preliminary and Supplemental Statistics, and Use of Sampling"
---

# §195. Use of sampling


Except for the determination of population for purposes of apportionment of Representatives in Congress among the several States, the [Secretary](/usc/13/1.md?p=2) shall, if he considers it feasible, authorize the use of the statistical method known as “sampling” in carrying out the provisions of this title.


## Source credit

(Added Pub. L. 85–207, § 14, Aug. 28, 1957, 71 Stat. 484; amended Pub. L. 94–521, § 10, Oct. 17, 1976, 90 Stat. 2464.)

## Notes

### Editorial Notes

### Amendments

1976—Pub. L. 94–521 substituted “for purposes of apportionment of Representatives in Congress among the several States, the Secretary shall, if he considers it feasible” for “for apportionment purposes, the Secretary may, where he deems it appropriate”.

### Statutory Notes and Related Subsidiaries

### Effective Date of 1976 Amendment

Amendment by Pub. L. 94–521 effective Oct. 17, 1976, see section 17 of Pub. L. 94–521, set out as a note under section 1 of this title.