These regulations define the minimum elements required by the Act for State operating permit programs and the corresponding standards and procedures by which the Administrator will approve, oversee, and withdraw approval of State operating permit programs.

Alternative operating scenario (AOS) means a scenario authorized in a part 70 permit that involves a change at the part 70 source for a particular emissions unit, and that either results in the unit being subject to one or more applicable requirements which differ from those applicable to the emissions unit prior to implementation of the change ...

2024年12月27日 · Most are issued by state or local agencies (“Clean Air Act part 70” permits); a small number are issued by the EPA (“Clean Air Act part 71” permits). Permits include pollution control requirements from federal or state regulations that apply to a source.

2025年2月10日 · This site will provide basic information on clean air permitting under the title V operating permits program, provide access to state and regional permitting programs, and maintain access to proposed and final regulatory requirements.

2025年3月5日 · Appendix A of Part 70 – This appendix provides information on the approval status of State and Local operating Permit Programs. 40 CFR Part 71 – This is the rule we (EPA) use when we are the Title V permitting authority; this occurs where a State or local Title V permitting program does not exist, such as in Indian County.

脑淀粉样血管病（cerebral amyloid angiopathy，CAA）是指淀粉样蛋白β（amyloid β，Aβ）在脑膜和皮质小血管壁内的沉积，主要见于小动脉和毛细血管，偶可发生于小静脉。

§ 70.3, answers two basic questions—who must obtain a Title V permit and what CAA requirements the permit must include. The first question is answered by §§ 70.3(a)-(b). A permit program is required to provide for the permitting of at least "major" sources; sources subject to a standard or regulation promulgated under CAA § 111 (the

2022年6月24日 · 尸检研究提示，caa在60-69岁老人中患病率为30%，70-89岁老人的患病率超过50%。 CAA在AD中常见，患病率约80%-90%。 一项纳入117例确诊AD患者的研究显示，83%的患者有CAA证据。

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At present article 54 relating to the election of the President provides for an electoral college consisting of only the elected Members of Parliament as well as the Legislative Assemblies of the States (not Union territories). Similarly, article 55 providing for the manner of such election also speaks of Legislative Assemblies of States.