speed of at least 20 megabits per second, and a latency sufficient to real time applications. (2) For any project that involves underground fiber-optic cable along a roadway, the project shall include consistent conduit access points, as defined by the Commission. (3) The project shall incorporate best management practices, as defined by the Commission, for buildout and maintenance. (4) The network shall be capable of, and the provider shall offer to any broadband customer in the proposed service area, fixed terrestrial voice service that includes the ability to dial 911 without a mandate for the user to subscribe to broadband as well. (k) Exceptions The Commission shall grant an exception to project broadband speed requirements in section 3(j) as deemed necessary to allow participation by eligible partnerships in Alaska. (l) Dates and rulemaking (1) Rulemaking Not later than 120 days after the enactment of the Serving Rural America Act , the Commission shall announce a Notice of Proposed Rulemaking in the Federal Register, that establishes— (A) requirements of this section, in addition to requirements of subsections (a), (b), (c), (d), (e), (f), (g), (h), (i) and (j)