https://www.aopa.org/news-and-media/all-news/2008/april/03/national-geodetic-survey-cuts-off-faa-for-nonpayment-(2)
National Geodetic Survey cuts off FAA for nonpayment AOPA has learned that the National Geodetic Survey has stopped supplying data to the FAA May 19 for...
national geodetic surveycutsfaanonpaymentaopa