Use a lead test kit from a hardware store
Read and follow the kit instructions exactly
Clean a small test area on the painted surface
Score or cut through the paint layers if the kit requires it
Apply the test reagent to the exposed paint
Wait the specified amount of time
Check for the color change indicated by the kit
Test multiple spots on different painted surfaces
Test areas with peeling, chipping, or wear first
Use a certified lead inspector or risk assessor for confirmation
Send paint chip samples to a certified laboratory if needed
Wear gloves and avoid creating dust while testing
Wash hands after testing
Keep children and pets away from the test area