Airworthiness Directives; Textron Aviation, Inc. (Type Certificate Previously Held by Cessna Aircraft Company) Airplanes
Published Date: 2/6/2026
Rule
Summary
If you own a Textron Aviation Model 525B airplane, listen up! The FAA says you need to update your maintenance manual with stricter inspection rules to catch potential engine mount cracks early. This change kicks in on March 13, 2026, so get ready to keep your plane safe and sound without breaking the bank.
Analyzed Economic Effects
2 provisions identified: 0 benefits, 1 costs, 1 mixed.
Revised Inspection Intervals for Engine and Stabilizer
The AD updates inspection intervals for specific engine mount and vertical stabilizer spar-cap tasks. For example, task 54-50-00-250 (Forward Engine Mount Channel Flange) is revised to inspections at 6,100 hours TIS then 4,100 hours TIS thereafter; task 54-50-00-252 (Aft Engine Beam Aft Upper Angle) to 14,100 hours TIS then every 2,700 hours TIS; task 54-50-00-254 to 16,300 hours TIS then every 11,600 hours TIS; task 54-50-00-255 to 15,600 hours TIS then every 11,100 hours TIS; task 55-40-00-250 to 9,000 hours TIS then every 7,000 hours TIS; task 55-40-00-251 to 17,700 hours TIS then every 14,900 hours TIS; and task 55-40-00-252 to 23,600 hours TIS then every 12,100 hours TIS.
Must Revise Maintenance Manual Quickly
If you own or operate a Textron Model 525B airplane, you must revise the Airworthiness Limitations Section (ALS) of the aircraft maintenance manual (AMM) and your approved maintenance/inspection program within 150 hours time-in-service (TIS) or 12 months after March 13, 2026, whichever is first. The FAA estimates this paperwork change costs 1 work-hour ($85) per airplane and affects 601 U.S.-registered Model 525B airplanes (total estimated cost $51,085).
Personalized for You
How does this regulation affect your finances?
Personalize government policy and PRIA will tell you what this federal register document means for your household, plus every other regulation we track. PRIA reads each provision against your financial profile to show you exactly what matters to your wallet.
Key Dates
Department and Agencies
Related Federal Register Documents
2026-13440, Enabling Supersonic Overland Flight
The FAA wants to let supersonic planes fly over land again by updating old rules that banned them because of loud sonic booms. Thanks to new tech that keeps booms quiet, this change will open the door for faster, cooler flights across the U.S., helping America lead the world in supersonic travel. People and companies interested in supersonic flight should share their thoughts by August 17, 2026.
2026-13126, Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility; Extension of Comment Period
The FAA is giving more time—until August 5, 2026—for people to share their thoughts on new rules that would limit drone flights near important fixed sites like power plants or airports. This affects drone operators and facility owners who want to keep the skies safe and secure. No new costs yet, just extra time to weigh in and help shape the rules.
2026-08943, Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility
The FAA is proposing new rules to keep drones away from certain important fixed sites like power plants or airports to keep everyone safe and secure. If you own or operate one of these sites, you can request a drone flight restriction zone to protect your property and people nearby. Comments are open until July 6, 2026, and these changes could affect drone pilots and site operators, but no big costs are expected.
2026-14881, Airworthiness Directives; Bell Textron Canada Limited Helicopters
This update affects owners and operators of Bell Textron Canada helicopters. It requires important safety checks and fixes to keep these helicopters flying safely. The changes must be done within set deadlines and might cost some money, but they help prevent serious problems in the air.
2026-14882, Airworthiness Directives; Rolls-Royce Deutschland Ltd & Co KG Engines
If you own certain Rolls-Royce Trent 1000 engines, the FAA wants you to keep checking a part called the high-pressure turbine triple seal for wear and replace it if needed. They’re updating the rules to remove some engines from this check because a new fix now makes inspections unnecessary for those. Comments on this change are open until September 8, 2026, so get ready to act and keep your engines safe without breaking the bank!
2026-14886, Airworthiness Directives; Airbus Helicopters
If you own or operate an Airbus EC130B4 helicopter, heads up! The FAA wants to fix weak door locks by requiring changes to the swinging and sliding door supports. You’ll need to update your helicopter soon to keep flying safely, and no new affected doors can be installed unless they meet the new rules. Comments on this plan are open until September 8, 2026, so don’t miss your chance to weigh in!
Previous / Next Documents
Previous: 2026-02375, Improving Performance, Accountability and Responsiveness in the Civil Service
Starting March 9, 2026, federal agencies can quickly remove career employees in important policy jobs if they perform poorly or break rules. These jobs stay nonpartisan but become at-will, meaning employees don’t have the usual appeal rights. This change helps keep the government honest and responsive without wasting time, while still protecting workers from unfair treatment.
Next: 2026-02431, Implementation of the Executive Order Entitled “Zero-Based Regulatory Budgeting To Unleash American Energy”; Correction
The Federal Energy Regulatory Commission fixed a mistake in a recent rule tied to the President’s order to cut unnecessary energy regulations. They removed a confusing sunset date from a natural gas rule, making things clearer for companies and regulators. This correction took effect on February 6, 2026, helping keep energy rules straightforward without adding extra costs or delays.