5.—(1) Subject to paragraphs (2) and (3) and to regulation 10, where—
(a)a person at work suffers from any of the occupational diseases specified in column 1 of Part I of Schedule 3 and his work involves one of the activities specified in the corresponding entry in column 2 of that Part; or
(b)a person at an offshore workplace suffers from any of the diseases specified in Part II of Schedule 3,
the responsible person shall forthwith send a report thereof to the relevant enforcing authority on a form approved for the purposes of this regulation, unless he forthwith makes a report thereof to the Executive by some other means so approved.
(2) Paragraph (1) shall apply only if—
(a)in the case of an employee, the responsible person has received a written statement prepared by a registered medical practitioner diagnosing the disease as one of those specified in Schedule 3; or
(b)in the case of a self-employed person, that person has been informed, by a registered medical practitioner, that he is suffering from a disease so specified.
(3) In the case of a self-employed person, it shall be a sufficient compliance with paragraph (1) if that person makes arrangements for the report to be sent to the relevant enforcing authority by some other person.