Discrete, trackable obligations extracted from proposed rules, final rules, and the Code of Federal Regulations.
Each requirement represents a specific legal duty, prohibition, or condition imposed on regulated parties, and is tracked over time as it is proposed, adopted, modified, codified, or corrected.
Before further flight after the effective date of this AD, replace the left and right aileron fixed balance weights in accordance with steps 3.0(3) th...
Where Boeing Alert Requirements Bulletin B787-81205-SB530090-00 RB, Issue 001, dated February 24, 2025, specifies contacting Boeing for repair and ins...
Within 90 days after the effective date of this AD, revise the existing maintenance or inspection program, as applicable, to incorporate the informati...
Where Aviation Partners Boeing Service Bulletin AP757-57-012, Revision 1, dated October 17, 2024, specifies contacting Aviation Partners Boeing for re...
Where EASA Emergency AD 2025-0262-E refers to November 11, 2025 (the effective date of EASA Emergency AD 2025-0249-E), this AD requires using December...
For engines with an installed pressure subsystem (PSS) having P/N 2474M65P05 (vendor identification number (VIN) 261811055-0303), remove the PSS from ...
For engines with an installed HJ6B harness having P/N 362-086-004-0 (SIN 65005), remove the HJ6B harness from service and replace with an HJ6B harness...
For engines with an installed HJ6A harness having P/N 362-085-905-0 (significant item number (SIN) 65004), remove the HJ6A harness from service and re...
Install electronic engine control (EEC) full authority digital electronic control (FADEC) software having part number (P/N) 2590M00P13, version L1A085...
As of the effective date of this AD, no person may install, on any airplane, an HSTA, part number C47100-004 or C47100-005, with a serial number liste...
Inspect the stage 2 HPT nozzle assembly honeycomb and the HPT stator stationary seal honeycomb for rubs and disposition in accordance with paragraph 5...
Replace the No. 3 bearing spring finger housing having P/N 2629M62G01 and a serial number identified in Table 1 of CFM SB LEAP-1A-72-00-0562-01A-930A-...
At the next shop visit after the effective date of this AD, perform the following:
If, during the inspection required by paragraph (g)(2)(iii) of this AD, the HPT stator stationary seal honeycomb fails to meet the serviceability crit...
If, during the inspection required by paragraph (g)(2)(ii) of this AD, the stage 2 HPT nozzle assembly honeycomb fails to meet the serviceability crit...
Inspect the HPT stator stationary seal honeycomb for rubs in accordance with the Accomplishment Instructions, paragraphs 5.A.(4)(a)4b or 5.B.(4)(a)3b ...
Inspect the stage 2 high-pressure turbine (HPT) nozzle assembly honeycomb for rubs in accordance with the Accomplishment Instructions, paragraphs 5.A....
Remove from service the No. 3 bearing spring finger housing having P/N 2629M62G01 and a serial number identified in Table 1 of CFM SB LEAP-1A-72-00-05...
If, during any calculation required by paragraph (g)(1) of this AD, the NSV data exceeds the limits specified in the Accomplishment Instructions parag...
(A) If the MRB attachment bolt is within repairable limits, before further flight repair the bolt in accordance with Attachment 2 Bolt Repair, of PZL ...