2026-04-10: Communications

1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. 2. The FAA amends § 39.13 by adding the following new airworthiness directive: 2026-04-10 The Boeing Company: Amendment 39-23270; Docket No. FAA-2025-0741; Project Identifier AD-2025-00153-T. (a) Effective Date This airworthiness directive (AD) is effective April 10, 2026. (b) Affected ADs None. (c) Applicability This AD applies to The Boeing Company Model 767-200, 767-300, 767-300F, and 767-400ER airplanes, certificated in any category, as identified in Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025. (d) Subject Air Transport Association (ATA) of America Code 23, Communications. (e) Unsafe Condition This AD was prompted by a heavy maintenance check that found corrosion damage on a Model 767 satellite communications (SATCOM) high gain antenna adapter plate. The FAA is issuing this AD to prevent corrosion damage of the SATCOM high gain antenna adapter plates, which could result in parts departing the airplane (PDA). A PDA event of the SATCOM high gain antenna system could damage the primary flight control surfaces which may result in loss of continued safe flight and landing of the airplane. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions Except as specified by paragraph (h) of this AD: At the applicable times specified in the "Compliance" paragraph of Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025, do all applicable actions identified in, and in accordance with, the Accomplishment Instructions Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025. Note 1 to paragraph (g): Guidance for accomplishing the actions required by this AD can be found in Boeing Alert Service Bulletin 767-23A0351, dated January 23, 2025, which is referred to in Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025. (h) Exceptions to Requirements Bulletin Specifications Where the "Effectivity" paragraph and the Condition and Boeing Recommended Compliance Time columns of the tables in the "Compliance" paragraph of Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025, refer to the original issue date of Requirements Bulletin 767-23A0351 RB, this AD requires using the effective date of this AD. (i) Alternative Methods of Compliance (AMOCs) (1) The Manager, AIR-520, Continued Operational Safety Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or responsible Flight Standards Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph (j)(1) of this AD. Information may be emailed to: AMOC@faa.gov. (2) Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office. (3) An AMOC that provides an acceptable level of safety may be used for any repair, modification, or alteration required by this AD if it is approved by The Boeing Company Organization Designation Authorization (ODA) that has been authorized by the Manager, AIR-520, Continued Operational Safety Branch, FAA, to make those findings. To be approved, the repair method, modification deviation, or alteration deviation must meet the certification basis of the airplane, and the approval must specifically refer to this AD. (j) Additional Information (1) For more information about this AD, contact Stefanie Roesli, Aviation Safety Engineer, FAA, 2200 South 216th St., Des Moines, WA 98198; phone: 206-231-3964; email: Stefanie.N.Roesli@faa.gov. (2) Material identified in this AD that is not incorporated by reference is available at the address specified in paragraph (k)(3) this AD. (k) Material Incorporated by Reference (1) The Director of the Federal Register approved the incorporation by reference of the material listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. (2) You must use this material as applicable to do the actions required by this AD, unless the AD specifies otherwise. (i) Boeing Alert Requirements Bulletin 767-23A0351 RB, dated January 23, 2025. (ii) [Reserved] (3) For the Boeing material identified in this AD, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; telephone 562-797-1717; website myboeingfleet.com. (4) You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. (5) You may view this material at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ibr-locations or email fr.inspection@nara.gov. Issued on February 19, 2026. Peter A. White, Deputy Director, Integrated Certificate Management Division, Aircraft Certification Service. [FR Doc. 2026-04466 Filed 3-5-26; 8:45 am]BILLING CODE 4910-13-P