4(1)A production or access order may be made in relation to a person who the judge thinks is likely to have material to which the application relates in his possession, custody or power within the period of 28 days beginning with the date of the order.
(2)A production or access order may also be made in relation to material consisting of or including material which is expected to come into existence within that period.
In that case it must specify a person within sub-paragraph (1).
(3)Where a production or access order is made by virtue of this paragraph—
(a)the order shall require the specified person to notify a named constable as soon as is reasonably practicable after any material to which the application relates comes into his possession, custody or power, and
(b)paragraph 3 has effect with the following modifications.
(4)The modifications are—
(a)that the references in paragraph 3(1) to material which the specified person has in his possession, custody or power shall be read as references to the material that comes into his possession, custody or power, and
(b)that the reference in paragraph 3(2) to the date of the order shall be read as a reference to the date of the notification required by sub-paragraph (3)(a) above.
(5)In this paragraph “specified” means specified in the order.