Unscoped DCT Report (Standard DCT)
MLF Label: 4.5.2 (AW) Maintenance Providers
DCT Type: ED DCT
Specialty: Airworthiness
Peer Group: E - Part 135 (HAA)
DCT Revision: 11.0 on 12/17/18 (Released)
Summary Information

Purpose (Certificate Holder Responsibility): To contract with maintenance organizations that provide competent personnel, adequate facilities, and equipment for the maintenance, and service of aircraft and appliances.
Objective (FAA Responsibility): Determine if the CH will be able to; (1) Comply with regulations; (2) Contract with maintenance organizations that provide competent personnel, adequate facilities, and equipment for maintenance and service of aircraft and appliances.


The (AW) Maintenance Providers System includes the following Subsystem(s) and Element(s)


Questions Answers References
  4.5.2 (AW) Maintenance Providers
1   
Does the process design ensure the person with responsibility provides adequate resources (financial and human) for the safety and quality performance of this element?




Safety Attribute: Management Responsibility,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051929, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
AC-120-92, 8900.1 Vol 17 Ch 3 Sec 3
2   
Does the process design ensure the person with responsibility provides adequate resources (financial and human) for the safety and quality performance of this element?




Safety Attribute: Management Responsibility,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:22 AM, 

QID: 00051943, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
3   
Is the person with authority clearly identifiable, qualified, and knowledgeable to effectively plan, direct and control resources; change procedures and make key determinations including safety risk acceptance decisions for this element?




Safety Attribute: Management Authority,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051930, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
AC-120-92, 8900.1 Vol 17 Ch 3 Sec 3
4   
Is the person with authority clearly identifiable, qualified, and knowledgeable to effectively plan, direct and control resources; change procedures and make key determinations including safety risk acceptance decisions for this element?




Safety Attribute: Management Authority,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:22 AM, 

QID: 00051944, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
5   
Are there process measures that provide for the monitoring and measuring of safety performance related to this element?




Safety Attribute: Process Measurement,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051931, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
AC-120-92, 8900.1 Vol 17 Ch 3 Sec 3
6   
Are there process measures that provide for the monitoring and measuring of safety performance related to this element?




Safety Attribute: Process Measurement,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:23 AM, 

QID: 00051945, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
7   
Do the procedures exist for making arrangements with other persons to accomplish maintenance, preventive maintenance, or alterations for the certificate holder?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:49 PM, 

QID: 00006434, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.413(b), 8900.1 Vol 6 Ch 2 Sec 42, 135.426
8   
Do the procedures ensure that arrangements with maintenance providers describe how they will accomplish the work they are authorized to perform?




NOTE: The arrangement should include the language necessary to ensure that only maintenance the certificate holder has authorized the maintenance provider to perform is accomplished and that it is performed and documented per the certificate holder's requirements. A certificate holder's procedures may include a process to evaluate and accept a maintenance provider's procedures for the performance of maintenance.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:49 PM, 

QID: 00006435, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.425(a), 8900.1 Vol 6 Ch 2 Sec 42, 135.426
9   
Do the procedures include a listing required by 135.427(a) that identifies each authorized maintenance provider including the name and physical address where the work is carried out and a description of the type of work they perform at each location?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:49 PM, 

QID: 00006436, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.427(a), 8900.1 Vol 6 Ch 2 Sec 42, 135.426
10   
Do the procedures specify that the certificate holder will maintain oversight of its maintenance and inspection programs?




NOTE: Oversight functions ensure that the certificate holder meets its responsibilities for airworthiness and the accomplishment of the maintenance, preventative maintenance, and alterations. The level of oversight should be appropriate for the type and complexity of maintenance being performed and should consider when to require the certificate holder's personnel to be onsite.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:46:16 PM, 

QID: 00006453, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.413(b), 135.431(a), 8900.1 Vol 6 Ch 2 Sec 42, 135.426
11   
Do the procedures specify that the certificate holder will:

      #1 Measure the performance and effectiveness of its maintenance and inspection programs performed by the maintenance provider;
      #2 Ensure clear authority and responsibilities and outline procedures for the certificate holder's personnel to administer, control, and direct all contracted work;
      #3 Document all findings by auditors and oversight personnel;
      #4 Gather the appropriate data necessary to measure the performance and effectiveness of the certificate holder's maintenance and inspection programs; and
      #5 Measure the performance and effectiveness of the accepted maintenance provider's procedures?



Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  3/24/2016 4:12:11 PM, 

QID: 00006454, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.431, 135.426
12   
Do the procedures ensure that the certificate holder will measure the performance and effectiveness of maintenance and inspection programs that are subcontracted out to any third party or more?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:49 PM, 

QID: 00006460, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.431, 8900.1 Vol 6 Ch 2 Sec 42, 135.426
13   
Do the procedures specify how the certificate holder will ensure timely corrective action and follow-up if the maintenance provider fails to meet performance standards defined in 135.425?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:50 PM, 

QID: 00006461, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.431, 8900.1 Vol 6 Ch 2 Sec 42, 135.426
14   
Do the procedures specify that the certificate holder will furnish copies of its manual or appropriate parts of the manual to its contract maintenance providers?




NOTE: If a certificate holder furnishes only parts of its manual to a maintenance provider, the parts must contain all of the information and instructions necessary for the maintenance provider to perform the work with the highest degree of safety.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:50 PM, 

QID: 00006462, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.21(d), 8900.1 Vol 6 Ch 2 Sec 42
15   
Do the procedures specify how to control the manuals or parts of the manuals issued to the maintenance provider and ensure that the manuals are kept current?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  2  6/25/2018 2:45:50 PM, 

QID: 00006463, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.21(d), 8900.1 Vol 6 Ch 2 Sec 42
16   
Do the procedures describe how training will be administered to ensure that each person (including inspection personnel) is fully informed about procedures and techniques, new equipment in use, and is competent to perform his or her duties?




NOTE: This also includes the subcontracting of labor that supplements the outsource providers labor.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:51 PM, 

QID: 00006464, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.413, 135.425(a), 135.425(b), 135.433, 135.437, 8900.1 Vol 6 Ch 2 Sec 42, 135.426
17   
Do the procedures describe the facilities, tools, and equipment necessary for the proper performance of maintenance, preventive maintenance, and alterations?




NOTE: The facilities, tools, equipment, and test apparatus used must be the equipment prescribed by the maintenance instructions found in the CAMP and its associated technical and administrative manuals that are appropriate for the particular maintenance being performed.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  2  6/25/2018 2:45:51 PM, 

QID: 00006465, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.425(b), 8900.1 Vol 6 Ch 2 Sec 42
18   
Do the procedures ensure that personnel directly in charge of maintenance, preventive maintenance, or alterations, and each person performing required inspections:

      #1 Holds an appropriate airman certificate; or
      #2 Meets 145.153, 145.155, and 145.157 when the work is performed by a Repair Station located outside the United States?



Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:52 PM, 

QID: 00006466, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.435(a), 135.435(b), 8900.1 Vol 6 Ch 2 Sec 42
19   
Do the procedures ensure that the maintenance recording requirements of 135.439 are met, including, but not limited to:

      #1 All records necessary to show that all requirements for the issuance of an airworthiness release have been met;
      #2 The total time in service of the airframe and each engine and propeller;
      #3 The current status of the LLPs of each airframe, engine, propeller, and appliance;
      #4 The current status of the LLPs of each airframe, engine, propeller, and appliance;
      #5 The time since the last overhaul of all items that are required to be overhauled on a specified basis;
      #6 The identification of the current inspection status of the aircraft, including the times since the last required inspections;
      #7 The current status of applicable ADs; and
      #8 A list of current major alterations to each airframe, engine, propeller, and appliance?



Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  3  6/25/2018 2:45:53 PM, 

QID: 00006469, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.439, 8900.1 Vol 6 Ch 2 Sec 42
20   
Does the maintenance provider's process require initial and recurrent (every 24 months) HAZMAT training for persons performing or directly supervising the job functions involving any item for transport on board an aircraft?




NOTE: Procedures should ensure that Repair Stations regulated by 49 CFR Part 171 through 180 are notified in writing of the policies and OpSpecs authorization permitting or prohibiting the acceptance, rejection, handling, storage incidental to transport and transportation of hazardous materials, including company material.

Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) ,  Rev.  2  6/25/2018 2:46:16 PM, 

QID: 00006478, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.23(p), 135.505, 8900.1 Vol 6 Ch 2 Sec 42
21   
Do the procedures ensure that each aircraft released to service is in airworthy condition and has been properly maintained?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  2  6/25/2018 2:45:56 PM, 

QID: 00006479, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.425(c), 8900.1 Vol 6 Ch 2 Sec 42
22   
Do the procedures ensure that the maintenance recording requirements of 91.417 are met, to include:

      #1 All records necessary to show that all requirements for the issuance of an airworthiness release have been met;
      #2 The total time in service of the airframe and each engine and propeller;
      #3 The current status of the LLPs of each airframe, engine, propeller, and appliance;
      #4 The time since the last overhaul of all items that are required to be overhauled on a specified basis;
      #5 The identification of the current inspection status of the aircraft, including the times since the last required inspections;
      #6 The current status of applicable ADs; and



Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135") AND ((OPSPEC = "D101") OR (OPSPEC = "D102") OR (OPSPEC = "D104")) ,  Rev.  5  12/17/2018 2:59:16 PM, 

QID: 00006480, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
8900.1 Vol 6 Ch 2 Sec 35, 91.417, 8900.1 Vol 6 Ch 2 Sec 42
23   
Do the procedures require the certificate holder to provide the CHDO with an updated list of maintenance providers in a format acceptable to the FAA by the last day of each calendar month?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135") AND (OPSPEC = "D072") ,  Rev.  2  6/25/2018 2:45:51 PM, 

QID: 00049451, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.427(a), 8900.1 Vol 6 Ch 2 Sec 42, 135.426
24   
Do procedures exist in enough detail to meet the regulatory and guidance requirements for this element to produce the intended results?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:20 AM, 

QID: 00051926, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
25   
Do procedures exist in enough detail to meet the regulatory and guidance requirements for this element to produce the intended results?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:22 AM, 

QID: 00051940, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
26   
Do the procedures specify that the certificate holder will:

      #1 Measure the performance and effectiveness of its maintenance and inspection programs performed by the maintenance provider;
      #2 Ensure clear authority and responsibilities and outline procedures for the certificate holder's personnel to administer, control, and direct all contracted work;
      #3 Document all findings by auditors and oversight personnel;
      #4 Gather the appropriate data necessary to measure the performance and effectiveness of the certificate holder's maintenance and inspection programs; and
      #5 Measure the performance and effectiveness of the accepted maintenance provider's procedures?



Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" ) AND ( OPSPEC = "D072" ) ,  Rev.  1  6/25/2018 2:46:16 PM, 

QID: 00052227, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.431, 8900.1 Vol 6 Ch 2 Sec 42, 135.426
27   
Do the procedures ensure that the maintenance recording requirements include maintaining a list of major repairs and alterations for each airframe, propeller and appliance per the requirement 135.439(a)(2)(vi)?




Safety Attribute: Procedures,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135") AND (OPSPEC = "D072") ,  Rev.  1  12/17/2018 2:59:16 PM, 

QID: 00052753, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
◯  Not Applicable
135.439(a), 8900.1 Vol 6 Ch 2 Sec 42
28   
Do risk controls exist within this element to mitigate unacceptable levels of risk(s)?




Safety Attribute: Controls,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:20 AM, 

QID: 00051927, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
AC-120-92, 8900.1 Vol 17 Ch 3 Sec 3
29   
Do risk controls exist within this element to mitigate unacceptable levels of risk(s)?




Safety Attribute: Controls,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051941, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
30   
Does the certificate holder have a method to evaluate the impact of changes on related processes (interfaces) for this element?




Safety Attribute: Interfaces,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051928, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
31   
Does the certificate holder have a method to evaluate the impact of changes on related processes (interfaces) for this element?




Safety Attribute: Interfaces,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:22 AM, 

QID: 00051942, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
32   
Do procedures require individuals be competent in their safety related duties as it relates to safety performance of this element?




Safety Attribute: Safety Ownership,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND (SAFETY PROGRAMS = "SMSVP") ,  Rev.  1  3/13/2018 11:30:21 AM, 

QID: 00051932, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No
AC-120-92, 8900.1 Vol 17 Ch 3 Sec 3
33   
Do procedures require individuals be competent in their safety related duties as it relates to safety performance of this element?




Safety Attribute: Safety Ownership,  Question Type: Output Validation,  

Scoping Attribute:  (FAR PART = "135" OR "145") AND ( NOT (SAFETY PROGRAMS = "SMSVP")) ,  Rev.  1  3/13/2018 11:30:23 AM, 

QID: 00051946, Response Details: EP & ED DCTs (Both OP and AW),  Status: Released
◯  Yes
◯  No


Response Details List  EP & ED DCTs (Both OP and AW) (Released, 1.0)
1 Unclear procedure(s)
2 Conflicting procedure(s)
3 Used workaround(s)
4 Skipped process step(s)
5 Personnel failed to follow process (procedures, guidance, etc)
6 Procedures/guidance not available
7 Procedures/guidance not current
8 Inconsistent procedure(s)
9 Undocumented procedure(s)
10 Minor typographical error(s) (i.e. record entries)
11 Information missing
12 Communication failure(s)
13 Personnel failed to perform task
14 Process failed to meet desired outcome
15 Process oversight failure
16 Equipment/tools not available
17 Equipment/tools not adequate
18 Equipment/tools not calibrated
19 Facilities not adequate
20 Other
Response Details List  N/A Response Detail (Released, 1.0)
1 Operator not authorized by OpSpecs
2 Equipment not equipped/authorized
3 Not applicable due to exemption, deviation, or exception
4 Not authorized by regulation
5 Not authorized by Order
6 Not authorized by Notice
7 Not authorized/recommended by Advisory Circular
8 Not authorized by Policy Letter, Legal Interpretation, or other guidance
9 Other