Maryland Code, TRANSPORTATION 5-804
(b) In adopting limits under this section, the Executive Director shall:
(1) Consider:
(i) The general health and welfare;
(ii) The rights of property owners;
(iii) Accepted scientific and professional standards; and
(iv) The recommendations of the Federal Aviation Administration and Environmental Protection Agency; and
(2) Set the limits at the most restrictive level that, through the application of the best available technology at a reasonable cost and without impairing the safety of flight, is consistent with attaining the environmental noise standards adopted by the Maryland Department of Health.