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AC 23-21 - Airworthiness Compliance Checklists Used to Substantiate Major Alterations for Small Airplanes with Change 1

Document Information

Number
23-21
Title
Airworthiness Compliance Checklists Used to Substantiate Major Alterations for Small Airplanes with Change 1
Status
Active
Date issued
2004-09-30
Office of Primary Responsibility
ACE-100, Small Airplane Directorate
Description

This change revises existing material in four paragraphs. First, it adds a reference to FAA Order 8300.10. Second, it indicates that no further FAA approval is required when 100 percent of the data is DER approved. Third, it includes a reference to the FSDO/ASI for signature on FAA Form 337. Fourth, it includes a requirement to submit ICA’s to the FSDO/ASI for acceptance. The change number and the date of the changed material are shown at the top of each changed page. Vertical bars in the margin indicate the changed material. Pages having no changes retain the same heading information.

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