11.—(1) No reflex-reflecting material may be applied to any part of a registration plate and the plate must not be treated in such a way that the characters of the registration mark become, or are caused to act as, retroreflective characters.
(2) A registration plate must not be treated in any other way which renders the characters of the registration mark less easily distinguishable to the eye or which would prevent or impair the making of a true photographic image of the plate through the medium of camera and film or any other device.
(3) A registration plate must not be fixed to a vehicle—
(a)by means of a screw, bolt or other fixing device of any type or colour,
(b)by the placing of a screw, bolt or other fixing device in any position, or
(c)in any other manner,
which has the effect of changing the appearance or legibility of any of the characters of the registration mark, which renders the characters of the registration mark less easily distinguishable to the eye or which prevents or impairs the making of a true photographic image of the plate through the medium of camera and film or any other device.
(4) Section 59(2)(a) of the Act (regulations the contravention of which attracts a level 3 fine) applies to paragraphs (1), (2) and (3) of this regulation.