Mandatory rules
3(1)The fact that in the cases referred to in paragraph 1 above the parties have chosen a law does not, where all the other elements relevant to the situation at the time of the choice are connected with one member State only, prejudice the application of the mandatory rules of the law of that member State, which means the rules from which the law of that member State allows no derogation by means of a contract.
(2)Nothing in this Schedule restricts the application of the rules of a part of the United Kingdom in a situation where they are mandatory, irrespective of the law otherwise applicable to the contract.