In London Ambulance Service v Charlton and others [1992] IRLR 510 EAT, the EAT held that the Industrial Tribunal had not erred in law in holding that the respondent union officials had met the requirements for paid time off under the Employment Protection (Consolidation) Act, section 27(1)(a) in respect of their attendance at a meeting of a committee set up by the union to coordinate the activities of its district committees within the London Ambulance Service.