---
kind: "section"
citation: "23 C.F.R. § 490.811"
title: "23"
number: "490.811"
heading: "Calculation of Total Emissions Reduction measure."
url: "https://uscodex.org/cfr/23/490.811"
---

# §490.811. Calculation of Total Emissions Reduction measure.

- (a) The Total Emission Reductions performance measure specified in [§ 490.807](/cfr/23/490.807.md) shall be calculated in accordance with this section by State DOTs and MPOs to carry out CMAQ on-road mobile source emissions performance-related requirements of this part.
- (b) The Total Emission Reductions measure for each of the criteria pollutant or applicable precursor for all projects reported to the CMAQ Public Access System shall be calculated to the nearest one thousandths, as follows:

## Notes

### Source

Source: 82 FR 6049, Jan. 18, 2017, unless otherwise noted.

### Authority

Authority: 23 U.S.C. 134, 135, 148(i) and 150; 49 CFR 1.85.

### Source

Source: 81 FR 13913, Mar. 15, 2016, unless otherwise noted.