4.—(1) Subject to paragraph (3), a person shall not place on the market –
(a)pentabromodiphenyl ether as a substance or as a constituent of substances or of preparations in concentrations higher than 0.1% by mass;
(b)any articles which contain pentabromodiphenyl ether in concentrations higher than 0.1% by mass; or
(c)any articles which include any flame-retarded parts which contain pentabromodiphenyl ether in concentrations higher than 0.1% by mass.
(2) Subject to paragraph (3), a person shall not use pentabromodiphenyl ether as a substance or as a constituent of substances or of preparations in concentrations higher than 0.1% by mass.
(3) This regulation shall not apply to aircraft emergency evacuation systems until 31st March 2006.