---
kind: "section"
citation: "40 C.F.R. § 401.13"
title: "40"
number: "401.13"
heading: "Test procedures for measurement."
url: "https://uscodex.org/cfr/40/401.13"
---

# §401.13. Test procedures for measurement.


The test procedures for measurement which are prescribed at [part 136](/cfr/40/part136.md) of this chapter shall apply to expressions of pollutant amounts, characteristics or properties in effluent limitations guidelines and standards of performance and pretreatment standards as set forth at parts [402](/cfr/40/part402.md) through [699](/cfr/40/part699.md) of this subchapter, unless otherwise specifically noted or defined in said parts.


## Notes

### Authority

Authority: 33 U.S.C. 1251 et seq.

### Source

Source: 39 FR 4532, Feb. 1, 1974, unless otherwise noted.