Code of Massachusetts Regulations
740 CMR - MASSACHUSETTS PORT AUTHORITY
Title 740 CMR 24.00 - Logan Airport Noise Abatement
Section 24.01 - Definitions

Air carrier - any entity conducting operations at Logan in turbojet aircraft pursuant to a certificate to conduct air transportation services in accordance with 49 U.S.C. Sections 1371, 1372, 1375, 1387, and/or 1388, and/or any other applicable provision of law by which such entity is conducting commercial air transportation services in turbojet aircraft.

Day - 24 hour period commencing at midnight.

Evaluation period - each six-month period commencing July 1, 1986.

Logan - Boston-Logan International Airport.

New entrant air carrier - an air carrier that has not conducted any operations at Logan within the 12 month period immediately preceding the date in which said carrier seeks to commence new operations at Logan.

Noise per seat index - an index value for turbojet aircraft types operated at Logan and calculated in accordance with 740 CMR 24.00: Appendix A.

Operation - an aircraft landing or takeoff.

Operator - an entity that owns or exercises operational control over an aircraft.

Stage 1 aircraft - an aircraft that meets the noise levels prescribed in 14 CFR Part 36, Appendix C, § 36.5(a)(3) or, in the case of foreign manufactured aircraft operated by a foreign flag air carrier, in Chapter 2 or 3 of Annex 16 to Article 37 of the International Civil Aviation Organization Convention.

Stage 2 aircraft - an aircraft that meets the noise levels prescribed in 14 CFR Part 36, Appendix C, Section 36.5 (a)(2) or, in the case of foreign manufactured aircraft operated by a foreign flag air carrier, in Chapter 2 of Annex 37 to the ICAO Convention.

Stage 3 aircraft - an aircraft that meets the noise levels prescribed in 14 CFRPart 36, Appendix C, Section 36.5 (a)(3) or, in the case of foreign manufactured aircraft operated by a foreign carrier, in Chapter 3 of Annex 16 to the ICAO Convention.