Regulations Governing the Certification for Aviation Products, Appliances and Parts Article 29
The applicant must show that he has established and can maintain a quality system in compliance with the requirements prescribed in Attachment 9 for any product, for which he requests a production certificate and must provide a quality manual describing its quality system to the CAA for approval, so that each product will meet the design provisions of the pertinent type certificate and is in a condition for safe operation.Attachment 9.odt