By Federal law Sellers and Lessors of properties built before 1978 must disclose their actual knoweldge (e.g. prior test results or other first hand informaiton) of lead-based paint or leaad-based paint hazards.
Whatever form is used must inlcude the following:
* The "Lead Warning Language" exactly as written in the EPA form.
* Seller or lessor acknowledgement of his disclosure of the presence of any known lead- based paint and/or lead-based paint hazards, including test results.
* Purchaser or lessee acknowledgement of receipt of all the required disclosures and lead-based paint information pamphlet.
* Purchaser acknowledgement of receipt of a 10-day opportunity to conduct a lead test or that he agreed to a shorter testing period or waived it completely.
* Agent acknowledgment that the seller/lessor was advised of his disclosure obligations, and that he is aware of his duty to ensure the seller/lessor's compliance with the disclosure requirements.
* Certification by all parties of the accuracy of the information they provided.
* The disclosure form must be completed even in the case of an oral lease agreement.

HUD's lead paid disclosure brochure
Disclosure notice for rentals of Lead paint
Disclosure of
Information on Lead Based Paint