Section 8
SEC. 8. Said grantee shall file his acceptance of this franchise with the Secretary of Commerce and Police, within one hundred and twenty days from date thereof, shall commence work within at least six months' time from and after the date of filing such acceptance, unless prevented from so doing by fortuitous cause or force majeure, usurped or military power, martial law, riot, civil commotion, or other inevitable cause, and have the same in operation within eighteen months from the date of such acceptance and shall thereafter maintain a first-class electric light, heat and power service: Provided, That in consideration of the franchise hereby granted, the grantee, his successors or assigns shall pay quarterly into the treasury of Albay or into that of Daraga and Legaspi, in case the two latter are organized by competent authority as independent municipalities, with their own revenues, in accordance with law, such percentage of his gross earnings as required by other existing franchises.