If the final certificate is not issued within seven days of the date of the first certificate, an insured person shall, except where the case is covered by Regulation 61, submit certificates in the form of intermediate certificates
(Form 7) at intervals of not more than seven days each, commencing from the date of the first certificate.
Form 10 - Regulation 52-A: Confirmation of Incapacitation of Employee (Old Form 28A)