A seller of single family residential real property shall provide, on written request, copies of electric, gas, water and sewer and home heating oil bills, or a document detailing the monthly electric, gas, water and sewer and home heating oil usage of the residential property, for the 12-month period preceding the date the contract is signed. If the seller did not occupy the single-family home for the entire prior 12 months preceding the date the contract is signed, the seller must provide the buyer, on written request, with the required information for that part of the prior 12 months, if any, that the seller occupied the single-family home. The information required under § 13-1107(a) shall be provided if the request is made at the time the contract is signed and the seller has access to the information. This section may not be construed to limit the seller from making utility information available to prospective buyers in a sale listing on the multiple listing service. The information provided under § 13-1107(a) is provided without warranties, either express or implied, including as to the accuracy, completeness, or suitability of the information. The Department shall provide, on written request, material approved by the Department that gives information about home energy efficiency improvements, including the benefit of conducting a home energy audit. The Department shall provide, on written request, material that gives information on the Federal Housing Authority's Energy Efficient Mortgage Program (EEM) and the related Home Energy Rating Systems.