4. In regulation 16—
(a)after paragraph (4) insert—
“(4A) Subject to paragraph (4B), an eligible vehicle may display a plate or device which is green in colour.
(4B) The plate or other device referred to in paragraph (4A) must be—
(a)made from retroreflective material;
(b)colour Pantone 7481c(1) or a colour match that is as close as possible to this colour;
(c)no less than forty millimetres and no more than fifty millimetres in width.
(4C) No other vehicle may display a plate or other device which is green in colour.
(4D) Subject to paragraphs (5) to (8) there may be displayed on a plate or other device referred to in (4A) an arrangement of letters corresponding with one of the sub-paragraphs of paragraph (9) and an emblem corresponding with one of the sub-paragraphs of paragraph (10).”;
(b)in paragraph (5) after “The” insert “plate or other device, ” and after “(4)” insert “, (4A), (4B) and (4D)”;
(c)after paragraph (10) insert—
“(11) In this regulation—
(a)an “eligible vehicle” means a vehicle to which these regulations apply and which cannot produce any tailpipe emissions;
(b)where the eligible vehicle is towing a trailer, paragraphs (4A), (4B), and (4D) may also apply to the plate or other device fixed to that trailer.”.
Further information and a guide to the colour match for Pantone 7481c can be found on the Pantone website at https://store.pantone.com/uk/en/colorfinder/index/acfproduct/code/7481+C.