s 21 Unauthorised use of explosive or explosive precursor
21.—(1) A person commits an offence if —(a) the person uses an explosive or explosive precursor; and (b) the person is not one of the following:(i) a person granted a licence to use that explosive or explosive precursor; (ii) a class licensee authorised under a class licence to use that explosive or explosive precursor; (iii) a person exempt from this section under section 87, 88 or 89 in relation to the use of that explosive or explosive precursor. (2) To avoid doubt, subsection (1)(a) applies to a person regardless that the explosive or explosive precursor concerned was used other than in the course of carrying on a business.