BY ORDER OF THE AIR FORCE INSTRUCTION 21-101 …

1 AIR FORCE INSTRUCTION 21-101 . BY ORDER OF THE. SECRETARY OF THE AIR FORCE 16 JANUARY 2020. AIR EDUCATION AND TRAINING. COMMAND. Supplement 10 AUGUST 2020. CORRECTIVE ACTION. 02 OCTOBER 2020. Maintenance AIRCRAFT AND EQUIPMENT. MAINTENANCE MANAGEMENT. COMPLIANCE WITH THIS PUBLICATION IS MANDATORY. ACCESSIBILITY: Publications and forms are available for downloading or ordering on the e- Publishing website at RELEASABILITY: There are no releasability restrictions on this publication OPR: AF/A4LM Certified by: SAF/AQD. (Ms. Angela L. Tymofichuk). Supersedes: AFI 21-101 , 01 May 2015; Pages: 527. AFI 21-110, 16 June 2016.

2 AFI 21-123, 03 February 2017;. AFI 21-124; 12 January 2017;. and AFI 21-136, 03 February 2017. OPR: 19 AF/LGPP Certified by: 19 AF/LG. (Mr. Jay C. Hennette). Supersedes: afi21 -101_AETCSUP, Pages: 527. 18 September 2015; and AETCI21-106, 14 February 2019. 2 afi21 -101_AETCSUP 10 AUGUST 2020. This publication implements Air FORCE Policy Directive (AFPD) 21-1, Maintenance of Military Materiel. It is the basic Air FORCE INSTRUCTION (AFI) for all weapon system and support equipment maintenance management guidance. It provides the minimum essential guidance and procedures to safely and effectively maintain, service, and repair weapon systems and support equipment.

3 This publication applies to all military and civilian members of the Regular Air FORCE (RegAF), Air FORCE Reserve (AFR) and Air National Guard (ANG) and those with contractual obligation to comply with Air FORCE publications. Supplements and addendums are written in accordance with (IAW) AFI 33-360, Publication and Forms Management. Supplements must identify and document Major Command (MAJCOM), AFR, and ANG required deviations (applicability, variance, exception and differences in organizational placement of responsibilities/processes) in their supplement and addendums with the abbreviation (DEV).

4 Place the DEV entry after the Paragraph number and directly preceding the affected text, such as (AMC) (DEV) Use or (ADDED-AMC) (DEV) Use ). All supplements and addendums are submitted to the Air FORCE Maintenance Division (AF/A4LM) @ for approval and are published in the e-Publishing website. The authorities to waive wing and unit level requirements in this publication are identified with a Tier ( T-0, T-1, T- 2, T-3 ) number following the compliance statement. See AFI 33-360 for a description of the authorities associated with the Tier numbers. Submit requests for waivers through the chain of command to the appropriate Tier waiver approval authority, or alternately, to the requestor's commander for non-tiered compliance items.

5 For questions on interpreting this INSTRUCTION , first contact your MAJCOM maintenance functional activity. Refer recommended changes and questions about this publication through your MAJCOM, AFR or ANG, to the Office of Primary Responsibility (OPR) using the Air FORCE (AF) Form 847, Recommendation for Change of Publication; route AF Forms 847 from the field through the appropriate functional chain of command. Ensure all records created as a result of processes prescribed in this publication are maintained in accordance with AFI 33-322, Records Management and Information Governance Program, and disposed of in accordance with the Air FORCE Records Disposition Schedule located in the Air FORCE Records Information Management System.

6 The use of the name or mark of any specific manufacturer, commercial product, commodity, or service in this publication does not imply endorsement by the AF. (AETC) This supplement implements and extends the guidance of AFI 21-101 , Aircraft and Equipment Maintenance Management. This supplement applies to all AETC aircraft maintenance, trainer maintenance, and support equipment maintenance activities. This publication does not apply to Air FORCE Reserve Command or the Air National Guard and their units; however, AFRC/ANG personnel assigned Classic Associate Units supporting AETC units will comply with the guidance provided within this supplement.

7 The authorities to waive wing/unit level requirements in this publication are identified with a Tier ( T-0, T-1, T-2, or T-3 ) number following the compliance statement. See AFI 33-360, Publications and Forms Management, for a description of the authorities associated with the tier numbers. Submit requests for waivers on AF. Form 679, Air FORCE Publication Compliance Item Waiver Request/Approval, through the chain of command to the appropriate tier waiver authority, or alternately, to the publication Office of Primary Responsibility (OPR) for non-tiered compliance items. Refer recommended changes and questions about this publication through your Major Command (MAJCOM) to the OPR using the AF Form 847, Recommendation for Change of Publication.

8 Waivers/recommended changes must be approved by the group commander (or squadron commander, if not assigned to a group) before afi21 -101_AETCSUP 10 AUGUST 2020 3. forwarding to 19 AF/LG for action by 19 AF/LGPP. Ensure all records created as a result of processes prescribed in this publication are maintained in accordance with (IAW) AFI 33-322, Records Management and Information Governance, and disposed of IAW the Air FORCE Records Disposition Schedule located in the Air FORCE Records Information Management System. This publication may be supplemented at the group/director level. The use of the name or mark of any specific manufacturer, commercial product, commodity, or service in this publication does not imply endorsement by the Air FORCE .

9 SUMMARY OF CHANGES. This corrective action revises the following paragraphs: ; ; ; ;. ; ; , and Additionally, this corrective action deletes para Significant changes include the addition of Maintenance Cyber Discipline requirements, Decentralized Materiel Support, incorporation of four AFIs superseded above and establishes a Wing Avionics Manager Position requirement. Additionally, eTool and World Wide Identification (WWID) management procedures were expanded to provide standardized enterprise requirements. MAJCOMs/ANG designated to establish Special Certification Roster (SCR) prerequisites to optimize workforce alignment to mission requirements.

10 SUMMARY OF CHANGES. This publication has been substantially revised and must be completely reviewed in its entirety. Significant changes include the addition of Maintenance Cyber Discipline requirements, Decentralized Materiel Support, incorporation of four AFIs superseded above and establishes a Wing Avionics Manager Position requirement. Additionally, eTool and World Wide Identification (WWID) management procedures were expanded to provide standardized enterprise requirements. MAJCOMs/ANG designated to establish Special Certification Roster (SCR) prerequisites to optimize workforce alignment to mission requirements.