For the US market, products must comply with CPSIA (Consumer Product Safety Improvement Act), especially regarding lead content in buttons and dyes. For the EU, REACH compliance is mandatory to ensure no harmful Azo dyes or chemicals are present. All garments must have a permanent care label indicating fiber content, country of origin, and washing instructions in the destination country's language. Since stock lots are pre-produced, you must confirm that the existing labels do not violate trademark laws in your region.