P-40.1 - Consumer Protection Act
75. In the case of a contract involving credit, the consumer avails himself of the right of cancellation
(a) by returning the goods to the merchant or his representative, if he received delivery of the goods at the time at which each of the parties came into possession of a duplicate of the contract;
(b) by either returning the goods or sending notice in writing for that purpose to the merchant or his representative, in all other cases.