14 CFR §161.11
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
For the purposes of this part, uses of land that are normally compatible or noncompatible with various noise-exposure levels to individuals around airports must be identified in accordance with the criteria prescribed under appendix A of 14 CFR part 150. Determination of land use must be based on professional planning, zoning, and building and site design information and expertise.