Under election laws, any costs incurred to promote a candidate must be declared on local candidate spending returns. (theguardian.com)
«This investigation and these fines relate to national spending by CCHQ [Conservative Campaign Headquarters], and the Conservative party's national spending return for the 2015 general election. (theguardian.com)
It also says the 2015 general election spending return «was not a complete statement of its campaign spending payments» and that payments were included «that were not party campaign spending» and that «omitted other party campaign payments». (theconversation.com)