OAR Policy and Guidance Metarecord
National Ambient Air Quality Standards--Federal government petition for rehearing on May 14, 1999 Court of Appeals ruling on 8-hour ozone standard.
|Signed by: Unsigned
Signature Date: 06-28-99
Policy Analysis and Communications Staff (OAQPS)
| EPA Document Number:
On June 28, 1999 the federal government filed a petition for rehearing key aspects of the May 14, 1999 Court of Appeals decision on the 8-hour national ambient air quality standard for ozone.