Section 4
SEC. 4. In cases where the work is not susceptible of interruption or is so indispensable that it cannot be delayed without causing serious prejudice or obstruction to the business of a particular enterprise or establishment, the Secretary of Labor is authorized to broaden the exceptions established in the preceding section. Any action taken by the said Secretary under this section shall be appealable by the aggrieved party or by any resident of the Philippines to the President of the Philippines.