Except as provided in paragraph (3) and subject to subsection (c), in the sale or lease of real property pursuant to the regulations prescribed under subsection (a), the Secretary may hold harmless and indemnify a person or entity described in paragraph (2) against any claim for injury to person or property that results from the
release or threatened
release of a
hazardous substance or
pollutant or contaminant as a result of
Department of Energy activities at the defense nuclear facility on which the real property is located. Before entering into any agreement for such a sale or lease, the Secretary shall notify the person or entity that the Secretary has authority to provide indemnification to the person or entity under this subsection. The Secretary shall include in any agreement for such a sale or lease a provision stating whether indemnification is or is not provided.