4.—(1) It is the duty of the trustees of a registrable scheme to provide the Registrar—
(a)within 3 months of the date upon which the scheme becomes a registrable scheme, where that date is on or after the date of the coming into force of these Regulations, with the information specified in regulation 3(2); and
(b)within 3 months of the receipt of a written notice issued by the Registrar on or after the date of the coming into force of these Regulations, with such information incidental to that specified in regulation 3(2) as the Registrar may reasonably require for the purposes of the register.
(2) Where the Registrar has received all or a part of the information required by paragraph (1)(a), and by the corresponding Northern Ireland legislation, from the trustees of a registrable scheme, the Registrar shall make an entry relating to that scheme in the register.