Pennsylvania Code
Title 25 - ENVIRONMENTAL PROTECTION
Part I - Department of Environmental Protection
Subpart C - Protection of Natural Resources
Article III - Air Resources
Chapter 127 - CONSTRUCTION, MODIFICATION, REACTIVATION AND OPERATION OF SOURCES
Subchapter F - OPERATING PERMIT REQUIREMENTS
OPERATING PERMIT MODIFICATIONS
Section 127.465 - Significant operating permit modification procedures

(a) The owner or operator of a stationary air contamination source or facility may make a significant modification to an applicable operating permit under this section.

(b) Significant operating permit modifications must meet the requirements of this chapter, including §§ 127.424 and 127.425 (relating to public notice; and contents of notice).

(c) The owner or operator of the facility shall submit to the Department, on a form provided by or approved by the Department, a brief description of the change, the date on which the change is to occur and the proposed language for revising the operating permit conditions proposed to be changed.

(d) Unless precluded by the Clean Air Act or the regulations thereunder, the permit shield described in § 127.516 (relating to permit shield) shall extend to an operational flexibility change authorized by this section.

(e) The Department will take final action on the proposed change within 180 days of receipt of the complete application for the significant operating permit modification and, after taking final action, will publish notice of the action in the Pennsylvania Bulletin.