s 3 Meanings of “organising” and “taking part in”
3.—(1) In this Act, a reference to a person organising an assembly or a procession is a reference to a person who is responsible for holding, convening, forming or collecting the assembly or procession, and includes —(a) any person who assists or promotes the holding, convening, forming or collecting of any assembly or procession; and (b) where any person will receive revenue from the sale (if any) of tickets to the assembly or procession, that person, but does not include a person carrying on a demonstration by himself or herself or marching alone. (2) A reference to a person or persons taking part in an assembly or a procession includes (as the case may be) a person carrying on a demonstration by himself or herself, or a march by a person alone, for any purpose mentioned in the definitions of an assembly and a procession, respectively, in section 2(1).