With regard to the application of the provisions of Article 32-5, paragraph (1) to the businesses prescribed in paragraph (1) of the preceding Article while the provisions of that paragraph apply, the phrase "there is an agreement" in Article 32-5, paragraph (1) is deemed to be replaced with "has specified by an agreement that the working hours per week are to be not more than 40 hours (or, for a business of a size not exceeding that specified by order, the hours specified by order within the range of more than 40 hours and not more than 42 hours) and that, if the employer has had a worker work beyond those hours, premium wages are paid for the work during the excess hours (excluding hours to which the provisions of Article 37, paragraph (1) apply) in accordance with the provisions of that Article"; the phrase "per day" is deemed to be replaced with "per day, within the range not exceeding the working hours under paragraph (1) of that Article per week"; and the phrase "may have the worker work" is deemed to be replaced with "may have the worker work. In this case, if the employer has had a worker work more than 40 hours per week (or, for a business of a size not exceeding that specified by the order referred to in the preceding sentence, the hours specified by the order referred to in the preceding sentence), the employer must pay premium wages for the work during the excess hours (excluding hours to which the provisions of Article 37, paragraph (1) apply) in accordance with the provisions of Article 37".