Constitutional law – Diplomatic privilege. The claimant domestic workers issued proceedings in the employment tribunal against the defendant Saudi diplomatic agent and his wife. The Employment Appeal Tribunal (the EAT) upheld the defendants' claim to diplomatic immunity, but held that service had been validly effected. The Court of Appeal, Civil Division, in dismissing the claimants' appeal and the defendants' cross-appeal, held that, on the proper construction of art 31(1)(c) of the Vienna Convention on Diplomatic Relations 1961, the EAT had been right to uphold the defendants' claim to diplomatic immunity. Further, service at the defendants' private residence by post had constituted good service.