Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

Federal NOx Budget Trading Program and CAIR NOx and SO2 Trading Programs (40 CFR Part 97)

This part establishes general provisions and the applicability, permitting, allowance, excess emissions, monitoring, and opt-in provisions for the federal NO_X Budget Trading Program as a means of mitigating interstate transport of ozone and nitrogen oxides, an ozone precursor.

40 CFR Part 97 (pdf)
Federal NOx Budget Trading Program and CAIR NOx and SO2 Trading Programs