Many homes and condominiums built before 1978 have lead-based paint. Paint that has chipped or is deteriorating, or on surfaces that rub together such as windows and doors, creates lead dust which can pose serious health hazards to occupants and visitors. Homebuyers and renters have important rights to know about whether lead is present -- before signing contracts or leases. most buildings built before 1978, buyers must receive the Lead Based Paint Pamphlet from the homeseller: