For purposes of Sec. Sec. 91.13 and 91.14, the terms normal operation and statutory objective shall have the following meaning:
(a) Normal operation means the operation of a program or activity without significant changes that would impair its ability to meet its objectives.
(b) Statutory objective means any purpose of a program or activity expressly stated in any Federal statute, State statute, or local statute or ordinance adopted by an elected, general purpose legislative body.