(a) The Public Service Commission shall develop, adopt and periodically review a comprehensive plan establishing the technical and operational standards to be followed in establishing and maintaining emergency telephone systems and enhanced emergency telephone systems.
(b) In developing the comprehensive plan, the Public Service Commission shall consult with telephone companies, and with the various public agencies and public safety units, including, but not limited to, emergency services organizations.
(c) The Public Service Commission shall annually review with each operating telephone company their construction and switching replacements projections. During this review, the Public Service Commission shall ensure that all new switching facilities will accommodate the emergency telephone system.