; or (ii) notwithstanding subparagraph (A), and at the request of any person affected by an airworthiness directive accepted under such subparagraph, approve an alternative means of compliance with respect to the airworthiness directive. (D) Limitation The Administrator may not accept an airworthiness directive issued by an aeronautical safety authority of a foreign country if the airworthiness directive addresses matters other than those involving the safe operation of an aircraft. . 353. FAA leadership abroad (a) In general To promote United States aerospace safety standards, reduce redundant regulatory activity, and facilitate acceptance of FAA design and production approvals abroad, the Administrator of the FAA shall— (1) attain greater expertise in issues related to dispute resolution, intellectual property, and export control laws to better support FAA certification and other aerospace regulatory activities abroad; (2) work with United States companies to more accurately track the amount of time it takes foreign authorities, including bilateral partners, to validate United States type certificated aeronautical products; (3) provide assistance to United States companies that have experienced significantly long foreign validation wait times; (4) work with foreign authorities, including bilateral partners, to collect and analyze data to determine the timeliness of the acceptance and validation of FAA design and production approvals by foreign authorities and the acceptance and validation of foreign-certified products by the FAA; (5) establish appropriate benchmarks and metrics to measure the success of bilateral aviation safety agreements and to reduce the validation time for United States type certificated aeronautical products abroad