50.—(1) This section and section 51 apply in relation to premises if—
(a)the premises are in an area designated by a district council as an alarm notification area, and
(b)an audible intruder alarm has been installed in or on the premises.
(2) The responsible person must—
(a)nominate a key-holder in respect of the premises in accordance with section 51;
(b)notify the council in writing before the end of the required period of the name, address and telephone number of the key-holder nominated in respect of the premises in accordance with that section.
(3) The required period for the purposes of subsection (2)(b) is the period before the end of which the key-holder is required to be nominated in accordance with section 51.
(4) A person who fails to comply with a requirement of subsection (2) commits an offence.
(5) A person guilty of an offence under subsection (4) is liable on summary conviction to a fine not exceeding level 3 on the standard scale.