Application of these Regulations
3. These Regulations apply to instruments or systems of the following categories only:
(a)instruments of a category to which the Directive on medium accuracy bar weights and cylindrical weights applies;
(b)instruments of a category to which the Directive on meters for liquids other than water applies;
(c)instruments of a category to which the Directive on the measuring of the standard mass per storage volume of grain applies;
(d)instruments of a category to which the Directive on ancillary equipment for meters for liquids other than water applies;
(e)instruments of a category to which the Directive on non-automatic weighing machines applies;
(f)instruments of a category to which the Directive on material measures of length applies;
(g)instruments of a category to which the Directive on above-medium accuracy weights applies;
(h)instruments of a category to which the Directive on cold-water meters applies;
(i)instruments of a category to which the Directive on continuous totalising weighing machines applies;
(j)systems, and components of such systems, of a category to which the Directive on measuring systems for liquids other than water applies;
(k)instruments of a category to which the Directive on automatic check-weighing and weight grading machines applies;
(l)instruments of a category to which the Directive on hot-water meters applies; and
(m)instruments of a category to which the Directive on tyre pressure gauges for motor vehicles applies.