14 CFR § 61.29

A request for the replacement of a lost or destroyed airman certificate issued under this part must be made:

By letter to the Department of Transportation, FAA, Airmen Certification Branch, P.O. Box 25082, Oklahoma City, OK 73125, and must be accompanied by a check or money order for the appropriate fee payable to the FAA; or

In any other manner and form approved by the Administrator including a request online to Airmen Services at http://www.faa.gov, and must be accompanied by acceptable form of payment for the appropriate fee.

A request for the replacement of a lost or destroyed medical certificate must be made:

By letter to the Department of Transportation, FAA, Aerospace Medical Certification Division, P.O. Box 26200, Oklahoma City, OK 73125, and must be accompanied by a check or money order for the appropriate fee payable to the FAA; or

In any other manner and form approved by the Administrator and must be accompanied by acceptable form of payment for the appropriate fee.

A request for the replacement of a lost or destroyed knowledge test report must be made:

By letter to the Department of Transportation, FAA, Airmen Certification Branch, P.O. Box 25082, Oklahoma City, OK 73125, and must be accompanied by a check or money order for the appropriate fee payable to the FAA; or

In any other manner and form approved by the Administrator and must be accompanied by acceptable form of payment for the appropriate fee.

The letter requesting replacement of a lost or destroyed airman certificate, medical certificate, or knowledge test report must state:

The name of the person;

The permanent mailing address (including ZIP code), or if the permanent mailing address includes a post office box number, then the person's current residential address;

The certificate holder's date and place of birth; and

Any information regarding the—

Grade, number, and date of issuance of the airman certificate and ratings, if appropriate;

Class of medical certificate, the place and date of the medical exam, name of the Airman Medical Examiner (AME), and the circumstances concerning the loss of the original medical certificate, as appropriate; and

Date the knowledge test was taken, if appropriate.

A person who has lost an airman certificate, medical certificate, or knowledge test report may obtain, in a form or manner approved by the Administrator, a document conveying temporary authority to exercise certificate privileges from the FAA Aeromedical Certification Branch or the Airman Certification Branch, as appropriate, and the:

Document may be carried as an airman certificate, medical certificate, or knowledge test report, as appropriate, for up to 60 days pending the person's receipt of a duplicate under paragraph (a), (b), or (c) of this section, unless the person has been notified that the certificate has been suspended or revoked.

Request for such a document must include the date on which a duplicate certificate or knowledge test report was previously requested.