AL HB319

Revises the definition of "lead-free" for pipes, pipe fittings, plumbing fittings, and fixtures from 8% lead maximum to a weighted average of 0.25% lead maximum for wetted surfaces; maintains 0.2% maximum for solder and flux

Requires all city and county plumbing codes inconsistent with the new lead-free definition to be amended within 12 months of October 1, 2026

Exempts nonpotable water applications from lead-free requirements, including manufacturing, industrial processing, irrigation, and outdoor watering systems

Exempts specific fixtures from lead-free requirements: toilets, bidets, urinals, fire hydrants, service saddles, water distribution main gate valves 2 inches or larger, and various valves and fillers

Exempts certain equipment including clothes washing machines, emergency drench showers, eyewash devices, fire suppression sprinklers, and sump pumps; effective date October 1, 2026