; or (B) a person or organization with responsibility for safety or security for the location as designated by the manager or operator of the system. (2) Application A system described in this paragraph is a multi-line telephone system that is able to be configured to provide the notification described in paragraph (1) without any improvement to the system. (f) Regulations (1) Authority The Commission may prescribe regulations to carry out this section. (2) Technologically neutral Regulations prescribed under paragraph (1) shall, to the extent practicable, promote the purposes of this section in a technologically neutral manner. (g) Enforcement This section shall be enforced under title V, except that section 501 applies only to the extent that the section provides for the imposition of a fine. (h) Effect on state law Nothing in this section or in regulations prescribed under this section shall be construed to prevent any State from enforcing any State law that is not inconsistent with this section. . (b) Effective date The amendment made by subsection (a) shall apply with respect to a multi-line telephone system that is manufactured, imported, offered for first sale or lease, first sold or leased, or installed after the date that is 2 years after the date of the enactment of this Act.