12D.— A service provider who is required under section 3(1), 3A(5), 3B(1), 7A(11) or 7B(10) to retain or, as may be appropriate, preserve data shall retain or preserve, as the case may be, those data—

(a) in such a way that they may be disclosed without undue delay pursuant to a disclosure request, and

(b) in accordance with regulations, if any, under section 12F(2)(a).]