---
kind: "section"
citation: "40 C.F.R. § 610.24"
title: "40"
number: "610.24"
heading: "Validity of test data."
url: "https://uscodex.org/cfr/40/610.24"
---

# §610.24. Validity of test data.


The Administrator will make a determination as to the validity of manufacturer-furnished test data on the basis of:

- (a) The correlation between the test procedures used by the manufacturer or testing agent and the procedures prescribed in subpart D;
- (b) The choice of test vehicle(s) as representative of the manufacturer's claim for operation and/or principles of operation;
- (c) The degree of control exercised over ambient and operating conditions in the tests, including vehicle calibrations;
- (d) Accuracy and precision of the measurement techniques and instrumentation used in the tests;
- (e) Disclosure of all test data acquired on the device, whether representing positive, negative, or inconclusive results;
- (f) Qualifications and independence of the testing agent; and
- (g) The extent to which test data include evaluation of the durability of the device, or its effect on vehicle durability.

## Notes

### Authority

Authority: Sec. 511, Motor Vehicle Information and Cost Savings Act, as amended (sec. 301, Pub. L. 94-163, 89 Stat. 915 (15 U.S.C. 2011)).

### Source

Source: 44 FR 17946, Mar. 23, 1979, unless otherwise noted.