<prompt> Translate the following text to EnglishKwa uchambuzi huu, hali za msingi za 2010 na 2020 hazidhani sheria ya ziada ya udhibiti wa uzalishaji zaidi ya athari za kuendelea za Kichwa IV cha Marekebisho ya Sheria ya Hewa safi, SIP ya NOx, na sheria zingine za shirikisho zilizotangazwa chini ya Sheria ya Hewa safi.  <response>: For this analysis, the baseline scenarios for 2010 and 2020 assume no additional emissions control regulation beyond the continuing effects of Title IV of the Clean Air Act Amendments, the NOx SIP Call, and other promulgated federal rules issued under the Clean Air Act. 