Transportable Pressure Vessels Regulations (Northern Ireland) 2003

1.  These Regulations shall not apply to –

(a) gas cylinders used as a component part of breathing appliances;

(b) UN 2857 REFRIGERATING MACHINES containing non-flammable, non-toxic, liquefied gas or ammonia solutions (UN 2672) or UN 3358 REFRIGERATING MACHINES containing flammable, non-toxic, liquefied gas, provided those machines –

(c) contain less than 12 kg of gas; and

(d) are protected and stowed so as to prevent damage to the refrigeration system;

(e) UN 1044 FIRE EXTINGUISHERS with compressed or liquefied gas, provided –

(f) those extinguishers are packaged in strong outer packagings; and

(g) have protection against inadvertent discharge;

(h) UN 3164 ARTICLES, PRESSURIZED, PNEUMATIC OR HYDRAULIC (containing non-flammable gas), designed and manufactured to withstand stresses greater than the internal gas pressure by virtue of transmission of force, intrinsic strength or construction provided those articles –

(i) are packaged in strong outer packagings; and

(ii) in the case of articles intended to function as shock absorbers, comply with Special Provision 283 of Appendix 1 to the Approved Carriage List.