---
kind: "section"
citation: "40 C.F.R. § 63.4090"
title: "40"
number: "63.4090"
heading: "What emission limits must I meet?"
url: "https://uscodex.org/cfr/40/63.4090"
---

# §63.4090. What emission limits must I meet?

- (a) For an existing affected source, you must limit organic HAP emissions to the atmosphere to no more than 0.13 kilogram per liter (kg/liter) (1.1 pound per gallon (lb/gal)) of coating solids used during each compliance period.
- (b) For a new or reconstructed affected source, you must limit organic HAP emissions to the atmosphere to no more than 0.022 kg/liter (0.18 lb/gal) of coating solids used during each compliance period.

## Notes

### Source

Source: 67 FR 48262, July 23, 2002, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.