Section 52.1486 - Control strategy: Hydrocarbons and ozone(a) The requirements of subpart G of this chapter are not met since the plan does not provide for the attainment and maintenance of the national standard for ozone in the Las Vegas Intrastate Region (§ 81.80 of this chapter).45 FR 67347, Oct. 10, 1980, as amended at 51 FR 40676, Nov. 7, 1986