“(1) The provisions of this regulation are implied as a term in every package travel contract. (2) Paragraph (3) applies where – (a) […] (b) the organiser is prevented from performing the contract because of unavoidable and extraordinary circumstances and notifies the traveller of the termination of the contract without undue delay before the start of the package.’ (3) The organiser – (a) may terminate the package travel contract and provide the traveller with a full refund of any payments made for the package; (b) is not liable for additional compensation.” (3) The organiser – (a) may terminate the package travel contract and provide the traveller with a full refund of any payments made for the package; (b) is not liable for additional compensation.”