After providing notice and an opportunity for interested parties to be heard, the Commission may adopt regulations that prescribe standards for safe, adequate, reasonable, and proper service for any class of public service company or gas master meter operator. The standards adopted under subsection (a) of this section shall best promote, in the opinion of the Commission, the security or convenience of: the public; those employed in furnishing services; and those to whom services are rendered. The Commission may: enforce the standards adopted under this section; and by order, as the Commission considers necessary, require changes and additions in the service of any public service company or gas master meter operator, including: repairs or improvements in plant; increase in motive power; and change in schedule or manner of operations.