13A.— Where, immediately before the date on which section 10 of the Communications (Retention of Data) (Amendment) Act 2022 comes into operation, data is retained by a service provider pursuant to the service provider’s obligation under section 3 (before its amendment by section 3 of the Communications (Retention of Data) (Amendment) Act 2022), the service provider shall, on and from that date, and for the purposes of compliance with disclosure requirements made pursuant to an authorisation under section 6A or 6B, continue to retain such data until the earlier of the following events:

(a) the expiry of a period of 6 months beginning on that date, or

(b) the making of the first order under section 3A.]