technology environment, as well as services of such environment that have changed designations as a core service. (g) Quarterly presentations Beginning not later than 180 days after the date of the enactment of this Act, the Director of National Intelligence shall provide to the congressional intelligence committees quarterly updates regarding ongoing implementation of the intelligence community information technology environment as compared to the requirements in the most recently submitted security plan required by subsection (d), long-term roadmap required by subsection (e), and business plan required by subsection (f). (h) Additional notifications The Director of National Intelligence shall provide timely notification to the congressional intelligence committees regarding any policy changes related to or affecting the intelligence community information technology environment, new initiatives or strategies related to or impacting such environment, and changes or deficiencies in the execution of the security plan required by subsection (d), long-term roadmap required by subsection (e), and business plan required by subsection (f). (i) Sunset The section shall have no effect on or after September 30, 2024. 313. Report on development of secure mobile voice solution for intelligence community (a) In general Not later than 180 days after the date of the enactment of this Act, the Director of National Intelligence, in coordination with the Director of the Central Intelligence Agency and the Director of the National Security Agency, shall submit to the congressional intelligence committees a classified report on the feasibility, desirability, cost, and required schedule associated with the implementation of a secure mobile voice solution for the intelligence community. (b) Contents The report required by subsection (a) shall include, at a minimum, the following: (1) The benefits and disadvantages of a secure mobile voice solution. (2) Whether the intelligence community could leverage commercially available