12. Any requirement in these Regulations to comply with a specified British Standard is satisfied by compliance with—
(a)a standard or code of practice of a national standards body or equivalent body of any EEA State,
(b)any international standard recognised for use as a standard or code of practice by any EEA State, or
(c)a technical specification recognised for use as a standard by a public authority of any EEA State,
which requires a level of performance equivalent to that required by the specified British Standard.