xmlns:atom="http://www.w3.org/2005/Atom"
12. For the purpose of these Regulations—
“Part A installation” means an installation where a Part A activity is carried out (including such an installation where a Part B or Part C activity is also carried out);
“Part B installation” means an installation where a Part B activity is carried out, not being a Part A installation (including such an installation where a Part C activity is also carried out);
“Part C installation” means an installation where a Part C activity is carried out, not being a Part A installation or Part B installation.