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Supplemental Type Certificate (STC) Approval Checklist

A comprehensive checklist for organizations seeking to obtain Supplemental Type Certificates for aircraft modifications, ensuring compliance with FAA 14 CFR Part 21 requirements and maintaining airworthiness standards.

Supplemental Type Certificate (STC) Approval Checklist

by: audit-now
4.4

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About This Checklist

The Supplemental Type Certificate (STC) Approval Checklist is an essential tool for organizations seeking to modify existing aircraft designs in compliance with FAA 14 CFR Part 21 requirements. This comprehensive checklist addresses key aspects of the STC process, including design changes, compatibility with the original type certificate, testing, and documentation. By systematically evaluating compliance with STC requirements, applicants can ensure their modifications meet airworthiness standards, streamline the approval process, and maintain high safety standards in aircraft alteration. Regular use of this checklist helps organizations identify potential issues, enhance the quality of their modifications, and facilitate smoother interactions with regulatory authorities throughout the STC approval journey.

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Industry

Aerospace and Defense

Standard

FAA Part 21 - Aircraft Certification Procedures

Workspaces

Aircraft Modification and Design Facilities

Occupations

Aerospace Engineers
Certification Specialists
Project Managers
Quality Assurance Personnel
FAA Designated Engineering Representatives
1
Is the Supplemental Type Certificate (STC) approval document available on site?
2
What is the compliance status with FAA regulations for this STC?
3
How many design changes were made under this STC?
Min: 0
Target: 0
Max: 100
4
Provide a detailed description of the modifications made under this STC.
5
What is the date of the last audit conducted for this STC?
6
Is there a confirmation of airworthiness for the aircraft post-modification?
7
What is the status of the quality control processes in place for STC modifications?
8
What is the current defect rate for modifications under this STC?
Min: 0
Target: 0
Max: 100
9
Describe any corrective actions taken in response to identified defects.
10
When was the last quality review conducted for the STC modifications?
11
Are all personnel involved in STC modifications adequately trained?
12
What is the current status of the risk assessment process for STC modifications?
13
How many risks have been identified for the STC modifications?
Min: 0
Target: 0
Max: 50
14
Detail the risk mitigation strategies implemented for identified risks.
15
When was the last risk review conducted regarding the STC modifications?
16
Have all relevant personnel received training on emergency procedures related to STC modifications?
17
What is the completeness status of the documentation related to the STC modifications?
18
How many critical documents are missing from the STC modification records?
Min: 0
Target: 0
Max: 20
19
Provide any comments or notes from the last documentation review.
20
When was the last update made to the STC modification documentation?
21
Has the STC modification documentation been submitted to the relevant regulatory body?
22
What is the status of communication with stakeholders regarding the STC modifications?
23
How many pieces of feedback have been received from stakeholders regarding the STC modifications?
Min: 0
Target: 0
Max: 50
24
Summarize the main concerns raised by stakeholders regarding the STC modifications.
25
When was the last meeting held with stakeholders regarding the STC modifications?
26
Have actions been taken in response to stakeholder feedback received?

FAQs

The main purpose is to guide organizations through the process of obtaining a Supplemental Type Certificate for aircraft modifications, ensuring compliance with FAA 14 CFR Part 21 requirements and maintaining airworthiness standards.

This checklist should be used by aerospace engineers, certification specialists, project managers, and quality assurance personnel involved in developing and certifying aircraft modifications.

The checklist covers areas such as design change analysis, compatibility with the original type certificate, testing requirements, compliance demonstration, risk assessment, and documentation preparation for STC application.

The checklist should be used throughout the STC process, from initial concept development through design, testing, and final application submission, with regular reviews at each major milestone.

By ensuring thorough compliance with STC requirements, this checklist helps maintain high safety standards for aircraft modifications, ensuring that altered aircraft continue to meet or exceed airworthiness requirements.

Benefits of Supplemental Type Certificate (STC) Approval Checklist

Ensures comprehensive compliance with STC requirements under FAA 14 CFR Part 21

Streamlines the Supplemental Type Certificate approval process

Enhances safety and reliability of aircraft modifications

Facilitates effective communication with FAA certification specialists

Supports thorough documentation and traceability of design changes