would prohibit the Administrator of EPA from rejecting or otherwise determining to be inadequate a SIP in any case in which the state submitting the plan has not been given a reasonable time to develop and submit the plan in accordance with a certain provision of the CAA.

would amend the CAA to limit federal regulation of nuisance dust in areas where it is regulated under state, tribal, or local law, and would establish a prohibition against revising any NAAQS applicable to nuisance dust.