Editing Airport (section)

=== Airport ownership and operation ===
Many US airports still lease part or all of their facilities to outside firms, who operate functions such as retail management and parking. All US commercial airport runways are certified by the FAA<ref>{{cite web|url=http://www.merriam-webster.com/dictionary/faa|title=FAA|access-date=September 1, 2015|archive-date=September 13, 2015|archive-url=https://web.archive.org/web/20150913173307/http://www.merriam-webster.com/dictionary/faa|url-status=live}}</ref> under the [[Code of Federal Regulations]] Title 14 Part 139, "Certification of Commercial Service Airports".<ref>{{cite web|url=http://www.faa.gov/airports/airport_safety/part139_cert/ |title=Part 139 Airport Certification |publisher=[[FAA]] |date=June 19, 2009 |access-date=July 20, 2010| archive-url= https://web.archive.org/web/20100729055419/http://www.faa.gov/airports/airport_safety/part139_cert/| archive-date= July 29, 2010 | url-status= live}}</ref>