12.—(1) An offender subject to notification requirements must, within the applicable period after each notification date, notify to the police the information mentioned in paragraph 10(2), unless the offender has already given a notification under paragraph 11(1) within that period.
(2) A “notification date” means, in relation to the offender, the date of any notification given by the offender under paragraph 10(1) or 11(1) or sub-paragraph (1).
(3) Where the applicable period would (apart from this paragraph) end while sub-paragraph (4) applies, that period is to be treated as continuing until the end of the period of 3 days beginning with the date on which sub-paragraph (4) first ceases to apply.
(4) This sub-paragraph applies if the offender is—
(a)remanded in or committed to custody by an order of a court,
(b)serving a custodial sentence,
(c)detained in a hospital, or
(d)outside the United Kingdom.
(5) In this paragraph “the applicable period” means—
(a)in any case where sub-paragraph (6) applies, such period as may be prescribed by regulations made by the Department, and
(b)in any other case, the period of one year.
(6) This sub-paragraph applies if the last home address notified by the offender under paragraph 10(1) or 11(1) or sub-paragraph (1) was the address or location of such a place as is mentioned in paragraph 10(4)(b).
(7) Nothing in this paragraph applies to an offender who is subject to an interim slavery and trafficking prevention order.