36(1)A police officer of at least the rank of superintendent may apply to a judicial authority for the extension or further extension of the period specified in a warrant of further detention.
(2)Where the period specified is extended, the warrant shall be endorsed with a note stating the new specified period.
(3)The specified period shall end not later than the end of the period of seven days beginning—
(a)with the time of the person’s arrest under section 41, or
(b)if he was being detained under Schedule 7 when he was arrested under section 41, with the time when his examination under that Schedule began.
(4)Paragraphs 30(3) and 31 to 34 shall apply to an application under this paragraph as they apply to an application for a warrant of further detention.
(5)A judicial authority may adjourn the hearing of an application under sub-paragraph (1) only if the hearing is adjourned to a date before the expiry of the period specified in the warrant.
(6)Sub-paragraph (5) shall not apply to an adjournment under paragraph 33(2).