54. Contracts required to be in writing.

The Minister may by order provide, in relation to goods or services of a class described in the order, that a contract (being a contract for the sale of goods, an agreement for the letting of goods, otherwise than under a hire-purchase agreement or a consumer-hire agreeement, or a contract for the supply of a service) shall, where the buyer, hirer or recipient of the service deals as consumer, be in writing and any contract of such class which is not in writing shall not be enforceable against the buyer or hirer or the recipient of the service.