7. Producers shall ensure that new electrical and electronic equipment put on the market on or after 1st February 2008 does not contain lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls or polybrominated diphenyl ethers in quantities exceeding the following maximum concentration value levels—
(a)0.1% by weight in homogeneous materials for lead;
(b)0.1% by weight in homogeneous materials for mercury;
(c)0.1% by weight in homogeneous materials for hexavalent chromium;
(d)0.1% by weight in homogeneous materials for polybrominated biphenyls;
(e)0.1% by weight in homogeneous materials for polybrominated diphenyl ethers; and
(f)0.01% by weight in homogeneous materials for cadmium.
8. Producers shall—
(a)prepare technical documentation or other information showing that any electrical and electronic equipment which they have put on the market complies with the requirements of regulation 7;
(b)retain that technical documentation or other information for a period of four years from the date on which they put the equipment on the market; and
(c)if the Secretary of State so requests by notice in writing, submit that technical documentation or other information (or copies of it) to the Secretary of State within 28 days of the date of the notice.