(a) The grantor in any deed or other instrument of conveyance or any lessor in any lease or other instrument whereby any real property is let for a period of time shall disclose in such deed, lease or other instrument the fact that such property or the subsurface of such property, (whether or not the grantor or lessor is at the time of such conveyance or lease the owner of such subsurface) was used for the storage, treatment or disposal of hazardous waste. The provisions of this subsection only apply to those grantors or lessors who owned or had an interest in the real property when the same or the subsurface thereof was used for the purpose of storage, treatment or disposal of hazardous waste or who have actual knowledge that such real property or the subsurface thereof was used for such purpose or purposes at any time prior thereto.
(b) Any grantee of real estate or of any substrata underlying said real estate or any lessee for a term who intends to use the real estate conveyed or let or any substrata underlying the same for the purpose of storing, treating or disposing of hazardous waste shall disclose in writing at the time of such conveyance or lease or within thirty days prior thereto such fact to the grantor or lessor of such real estate or substrata. Such disclosure shall describe the proposed location upon said property of the site to be used for the storage, treatment or disposal of hazardous waste, the identity of such waste, the proposed method of storage, treatment or disposal to be used with respect to such waste and any and all other information required by rules of the director.