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AMC M.A.304 Data for modifications and repairs

ED Decision 2023/013/R

A person or organisation repairing an aircraft or component should assess the damage against published approved or declared repair data and the action to be taken if the damage is beyond the limits or outside the scope of such data. This could involve any one or more of the following options: repair by replacement of damaged parts, requesting technical support from the type certificate holder, the declarant of a declaration of design compliance or from an organisation approved in accordance with Part 21 and finally Agency approval of the particular repair data.