For the US market, ensure materials comply with California Proposition 65 regarding lead and phthalate content, especially if the racks use PVC components. For the EU, REACH compliance is essential for chemical safety in plastics. If the display rack includes integrated LED lighting, it must carry UL, ETL (North America), or CE (Europe) certifications for electrical safety. Additionally, check for stability testing reports to ensure the rack does not tip over easily, which is a critical safety requirement for retail environments.