3(1)Paragraph 2(1)(b) does not apply where either of the primary conditions in sub-paragraph (2), together with such further conditions as may be prescribed by the Secretary of State by order, are met.
(2)The primary conditions referred to in sub-paragraph (1) are—
(a)that the provision of that information would involve a disproportionate effort, or
(b)that the recording of the information to be contained in the data by, or the disclosure of the data by, the data controller is necessary for compliance with any legal obligation to which the data controller is subject, other than an obligation imposed by contract.