empty weight, empty center of gravity, and useful load; addition or removal of optional equipment, or of required equipment in exchange for optional equipment; total time in service of aircraft; and total time in service and history of each engine overhauled, repaired or reassembled to standards other than those for rebuilt engines.

Retention period: Not specified, but records must go to next owner. 14 CFR 91.173

1.13 Air carriers (utilizing helicopters in scheduled interstate air transportation).

To keep maintenance records (including a maintenance log) of such information as total time in service, time since last overhaul, and time since last inspection on all major components of the airframe, engines, rotors, and appliances.

Retention period: In accordance with provisions specified in Part 249. 14 CFR 127.309, 127.311

1.14 Air carriers (utilizing helicopters in scheduled interstate air transportation). [Amended]

To maintain records of every crewmember as is necessary to show compliance with the appropriate requirements of Federal Aviation regulations and each action taken concerning the release from employment or physical or professional disqualification of any flight crewmem

1.20 Flight navigator training course operators.

To keep an accurate record of each student, including a chronological log of all instructions, subjects covered, and course examinations and grades.

Retention period: During continuation of approval of course. 14 CFR Part 63, App. B, para. (f)

1.21 Certificated parachute riggers.

To keep a record of the packing, maintenance, and alteration of parachutes performed or supervised by him.

Retention period: At least 2 years after the date record is made. 14 CFR 65.131

1.22 Aircraft dispatcher course opera

tors.

complishments in the course for which he is enrolled, including a chronological log of his instruction, attendance, subjects covered, tests, and test grades.

Retention period: 1 year following student's graduation or termination of his participation in the training course. 14 CFR 141.21

1.24 Certificated domestic repair stations and applicants for a domestic repair station certificate and rating. To maintain a roster of its supervisory and inspection personnel, and a summary of the employment of each person whose name is on the roster containing enough information to show compliance with experience requirements.

Retention period: Not specified. 14 CFR 145.43

1.25 Certificated domestic repair sta

1.29 Owners of VOR, nondirectional radio beacon, and instrument landing system facilities.

To keep records of each facility as follows: (a) Record of meter readings and adjustments-Form FAA-198 (1 copy); (b) Facility maintenance log-Form FAA-406c (original); (c) Radio equipment operation record-Form FAA-418 (original); and (d) VOR check error data, FAA Forms 2396 and 2397 (originals-for VOR facilities only).

Retention period: Permanent for (a) and (b); not specified for (c) and (d). 14 CFR 171.13, 171.33, 171.53

1.30

Manufacturers of aircraft.

To maintain at factory, for each product type certificated under the delegation option procedures, current records containing the following: (a) technical data file including type design drawings, reports on tests, and original type inspection report and amendments; (b) data (including amendments) required with original application for each production certificate; (c) record of all rebuilding and alteration performed; (d) complete inspection record for each product manufactured; (e) record of reported service difficulties.

Retention period: (a), (b), and (c) for the duration of the manufacturing operation under the delegation option authorization; (d) and (e), 2 years. 14 CFR 21.293

1.31 Contractors for construction of public airports.

To keep payrolls and basic records during the course of the work for all laborers and mechanics as specified in the section cited.

Retention period: 3 years from the completion of the work. 14 CFR 151.49; Part 151, App. H, para. C(1)

1.32 Sponsors of the construction of public airports.

To keep records of all affidavits and copies of payrolls furnished by the contractor.

Retention period: 3 years from the date of the completion of the contract. 14 CFR 151.53

as invoices, cost estimates and payrolls supporting each item of project cost. Also evidence of all payments for items of project costs including vouchers, canceled checks or warrants and receipts for cash payments.

Retention period: 3 years after final grant payment. 14 CFR 151.55

1.34 Supplemental air carriers and commercial operators.

To maintain originals or copies of load manifests, flight releases, flight plans, airworthiness releases, and pilot route certification.

Retention period: 6 months. 14 CFR 121.697

1.35 Commercial operators using large aircraft.

To retain a copy of each contract under which it provides service, or a memorandum stating elements of oral contracts, and of each contract amendment.

Retention period: 1 year after date of execution of contract or amendment. 14 CFR 121.713

1.36 Commercial agricultural aircraft operators. [Amended]

To maintain records showing name and address of persons for whom service was provided, date of service, name and quantity of material dispersed for each operation conducted, and the name, address, and certificate number of each pilot used, and the date he met the requirements of 14 CFR 137.19 (c).

Retention period: At least 12 months. 14 CFR 137.71

1.39

Domestic, flag, and supplemental air carriers. [Added]

To keep a log of each flight conducted with a provisionally certificated airplane and to keep accurate and complete records of each inspection and all maintenance performed on the airplane.

Retention period: Not specified. 14 CFR 121.207

1.40 Domestic, flag, and supplemental air carriers. [Added]

To keep, in the event of an accident or occurrence requiring immediate notification of the Civil Aeronautics Board under Part 320 of its regulations, the information recorded on cockpit voice recorders.

Retention period: At least 60 days or longer if requested by the Administrator or the Board. 14 CFR 121.359

66-003-67—10

1.3

Licensees or permittees of standard, FM, noncommercial educational FM, and international radio, and television broadcast stations.

To keep (in the case of standard, FM, noncommercial educational FM, and television broadcast stations) program, operating, and maintenance logs; and (in the case of international radio stations) program and operating logs, including rough logs and transcribed portions thereof.

Retention period: 2 years: Provided, however, That logs involving communications incident to a disaster or which include communications incident to or involved in an investigation by the Commission and concerning which the licensees or permittees have been notified, shall be retained until they are specifically authorized in writing by the Commission to destroy them: Provided, further, That logs incident to or involved in any claim or complaint of which the licensees or permittees have been notified shall be retained until such claim or complaint has been fully satisfied or

until the same has been barred by the statute limiting the time for filing of such suits upon such claims. 47 CFR 73.111-73.115, 73.281-73.285, 73.58173.585, 73.669-73.673, 73.781-73.786 1.4 Licensees of standard, FM, noncommercial educational FM radio, and television broadcast stations. To keep complete records of all requests for broadcast time made by or on behalf of candidates for public office, together with appropriate notations showing disposition made and charge, if any, if request is granted.

Retention period: 2 years. 47 CFR 73.120, 73.290, 73.590, 73.657

1.5

Licensees of experimental and developmental, auxiliary, and special broadcast services, including experimental television broadcast, experimental facsimile broadcast, developmental, remote pickup, aural broadcast STL and intercity relay, television pickup, television STL, television intercity relay, television broadcast translator, television broadcast booster, instructional television fixed, and community antenna relay stations.

(a) To keep adequate records of operation.

(b) To keep operating logs.

Retention period: (a) 2 years; (b) 2 years; for licensees of instructional television fixed stations, or of community antenna relay stations, not less than 2 years, with Commission reserving the right to order, in individual cases, retention of logs for a longer period of time. In cases where the licensee has notice of any claim or complaint to which information contained in the log may be pertinent, the log shall be retained until such claim or complaint has been fully satisfied or until the same has been barred by statute limiting the time for the filing of suits upon such claims. 47 CFR 74.181, 74.281, 74.381, 74.481, 74.581, 74.681, 74.781, 74.881, 74.981, 74.1081

1.6 Licensees of low power broadcast auxiliary stations.

To maintain records, at the main studio or transmitter of broadcast station with which the auxiliary is principally used, which will accurately show current location of all transmitting units, periods of operation at such locations and other pertinent remarks concerning

transmissions.

Retention period: 1 year: Provided, however, That logs involving communications incident to a disaster or which include communications incident to or involved in an investigation by the Commission and concerning which the licensee has been notified, shall be retained by the licensee until he is specifically authorized in writing by the Commission to destroy them: Provided, further, That logs incident to or involved in any claim or complaint of which the licensee has been notified shall be retained by the licensee until such claim or complaint has been fully satisfied or until same has been barred by statute limiting the time for filing of suits upon such claims. 47 CFR 23.47 1.10

Licensees of radio stations on land in the maritime service including public and limited coast stations, marine-utility stations, marine-fixed stations, marine-receiver-test stations and stations operated in the land mobile service for maritime purposes using radiotelegraphy or radiotelephony (including developmental stations and coast and fixed stations in Alaska).

To keep accurate logs.

Retention period: 1 year from date of entry and for such additional periods as required as follows: (a) Station logs involving communications incident to a distress or disaster shall be retained for a period of 3 years from date of entry; (b) station logs which include entries

of communications incident to or involved in an investigation by the Commission and concerning which the station licensee has been notified shall be retained by the station licensee until such licensee is specifically authorized in writing by the Commission to destroy them; (c) station logs incident to or involved in any claim or complaint of which the station licensee has notice shall be retained by such licensee until such claim or complaint has been fully satisfied or until the same has been barred by statute limiting the time for the filing of suits upon such claims. 47 CFR 81.115, 81.194, 81.214, 81.314, 81.370, 81.458, 81.477, 81.536, 85.109, 85.115

1.11 Licensees of limited coast stations or marine-utility stations used on shore.

To keep a copy of agreements with vessel owners, verifying that licensee has sole right of control of the ship radio station involved.

Retention period: Not specified. 47 CFR 81.352

1.12 Licensees of limited coast stations, marine-utility stations, and marinefixed stations.

To keep records which reflect the cost of the service and its nonprofit, costsharing, cooperative arrangement or basis on which radio communication service is rendered.

Retention period: Not specified. 47 CFR 81.352, 81.451

1.13

Licensees of radiotelegraph, radiotelephone, and radar stations on shipboard in the maritime services including public and limited ship stations, marine utility ship stations, ship-radar stations, and developmental stations, including such stations in Alaska.

To keep accurate logs.

Retention period: 1 year from date of entry and such additional periods as required as follows: (a) Station logs involving communications incident to a distress or disaster shall be retained by the station licensee for a period of 3 years from date of entry; (b) station logs which include entries of communications incident to or involved in an investigation by the Commission and concerning which the station licensee has been notified shall be retained by the station licensee until such licensee is specifically authorized in writing by the Commission