Compliance is non-negotiable for international trade. Ensure the products adhere to RoHS (Restriction of Hazardous Substances) and REACH regulations for chemical safety. For aerospace or defense-related procurement, verify that the components meet MIL-SPEC (Military Specifications) such as MIL-DTL-38999. In the European market, look for the CE Marking, and for North American industrial use, ensure UL (Underwriters Laboratories) or CSA certification is present to guarantee fire and electrical safety standards are met.