Page:United States Statutes at Large Volume 117.djvu/2560

 PUBLIC LAW 108–176—DEC. 12, 2003

117 STAT. 2541

from noise exposure maps available to the public via the Internet on its website in an appropriate format. (c) NOISE EXPOSURE MAP.—In this section, the term ‘‘noise exposure map’’ means a noise exposure map prepared under section 47503 of title 49, United States Code. SEC. 323. OVERFLIGHTS OF NATIONAL PARKS.

(a) IN GENERAL.—Section 40128 is amended— (1) in subsection (a)(1) by inserting ‘‘, as defined by this section,’’ after ‘‘lands’’ the first place it appears; (2) in subsections (b)(3)(A) and (b)(3)(B) by inserting ‘‘over a national park’’ after ‘‘operations’’; (3) in subsection (b)(3)(C) by inserting ‘‘over a national park that are also’’ after ‘‘operations’’; (4) in subsection (b)(3)(D) by striking ‘‘at the park’’ and inserting ‘‘over a national park’’; (5) in subsection (b)(3)(E) by inserting ‘‘over a national park’’ after ‘‘operations’’ the first place it appears; (6) in subsections (c)(2)(A)(i) and (c)(2)(B) by inserting ‘‘over a national park’’ after ‘‘operations’’; (7) in subsection (f)(1) by inserting ‘‘over a national park’’ after ‘‘operation’’; (8) in subsection (f)(4)(A)— (A) by striking ‘‘commercial air tour operation’’ and inserting ‘‘commercial air tour operation over a national park’’; and (B) by striking ‘‘park, or over tribal lands,’’ and inserting ‘‘park (except the Grand Canyon National Park), or over tribal lands (except those within or abutting the Grand Canyon National Park),’’; (9) in subsection (f)(4)(B) by inserting ‘‘over a national park’’ after ‘‘operation’’; and (10) in the heading for paragraph (4) of subsection (f) by inserting ‘‘OVER A NATIONAL PARK’’ after ‘‘OPERATION’’. (b) QUIET TECHNOLOGY RULEMAKING FOR AIR TOURS OVER GRAND CANYON NATIONAL PARK.— (1) DEADLINE FOR RULE.—No later than January 2005, the Secretary of Transportation shall issue a final rule to establish standards for quiet technology that are reasonably achievable at Grand Canyon National Park, based on the Supplemental Notice of Proposed Rulemaking on Noise Limitations for Aircraft Operations in the Vicinity of Grand Canyon National Park, published in the Federal Register on March 24, 2003. (2) RESOLUTION OF DISPUTES.—Subject to applicable administrative law and procedures, if the Secretary determines that a dispute among interested parties (including outside groups) or government agencies cannot be resolved within a reasonable time frame and could delay finalizing the rulemaking described in subsection (a), or implementation of final standards under such rule, due to controversy over adoption of quiet technology routes, establishment of incentives to encourage adoption of such routes, establishment of incentives to encourage adoption of quite technology, or other measures to achieve substantial restoration of natural quiet, the Secretary shall refer such dispute to a recognized center for environmental conflict resolution.

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