SUMMARY: This document requires most certificated U.S. air carriers and foreign air carriers operating to and from the U.S. that conduct passenger-carrying service to record and categorize complaints that they receive alleging inadequate accessibility or discrimination on the basis of disability according to the type of disability and nature of complaint, prepare a summary report of those complaints, submit the report annually to the Department of Transportation’s (Department or DOT) Aviation Consumer Protection Division, and retain copies of correspondence and record of action taken on disabilityrelated complaints for three years.