(2) If any real estate agent involved in the sale has provided the lessee-prospective purchaser with the required information and materials, he shall verbally inform the lessee-prospective purchaser of the possible presence of dangerous levels of lead and the provisions of sections one hundred and eighty-nine A through one hundred and ninety-nine B, inclusive, and regulations promulgated thereunder. At that time or at any time prior to signing of the purchase and sale agreement, any such real estate agent shall obtain the lessee-prospective purchaser's certification that he has been notified.
(c) Nothing in this section or this chapter shall be construed to require the director, local boards of health or code enforcement agencies to conduct lead inspections the sole purpose of which is to inform sellers or prospective purchasers of premises about the presence of dangerous levels of lead in said premises.
(d) Tenants of premises and those prospective tenants who are about to enter an agreement to rent premises shall be notified about the hazards of dangerous levels of lead as follows:—