Arkansas Regulation No. 19, Regulations of the Arkansas Plan of Implementation for Air Pollution Control

CHAPTER 2: DEFINITIONS
SIP effective March 21, 2018 (ARd26); November 6, 2018 (ARd31); and November 7, 2018 (ARd32).
As adopted by the Arkansas Pollution Control and Ecology Commission (APC&EC) February 26, 2016, effective March 14, 2016, and submitted to EPA March 24, 2017, Regulations.gov document EPA-R06-OAR-2017-0435-0004 [AR026.04].

No Explanation in Federal Register amendatory language.
SIP effective March 21, 2018 (ARd26)
ARd26: Revised definition of '"Volatile Organic Compounds" or "VOC"' approved by EPA December 21, 2017 (82 FR 60517), Regulations.gov documents EPA-R06-OAR-2017-0699-0001 [AR027.01] to EPA-R06-OAR-2017-0699-0007 [AR027.07], SIP effective March 21, 2018 (ARd26).

SIP effective November 6, 2018 (ARd31)
ARd31: EXCEPT for the definition of '"Volatile Organic Compounds" or "VOC"' and the definition of '"National Ambient Air Quality Standards" or "NAAQS"', all other definitions in the March 14, 2016 Chapter 2 submittal were approved by EPA August 8, 2016 (83 FR 38964), Regulations.gov documents EPA-R06-OAR-2017-0699-0008 [AR027.08] to EPA-R06-OAR-2017-0699-0012 [AR027.12], SIP effective November 6, 2018 (ARd31).

SIP effective November 7, 2018 (ARd32)
ARd32: Revised definition of '"National Ambient Air Quality Standards" or "NAAQS"' approved by EPA September 20, 2018, Regulations.gov documents EPA-R06-OAR-2017-0435-0023 [AR026.23] to EPA-R06-OAR-2017-0435-0037 [AR026.37], SIP effective November 7, 2018 (ARd32).

**AR Reg 19 Chap 2*ARd32*EPA-R06-OAR-2017-0435 & 0699*AR026 AR027*yy8**
AR Reg 19 Chapter 2 Definitions SIP effective November 7 2018 ARd32 yy8

• AR Reg 19, Chapter 2: Definitions, SIP effective March 21, 2018 (ARd26); November 6, 2018 (ARd31); and November 7, 2018 (ARd32). (PDF)(12 pp, 315 K, November 8, 2018)
  AR Reg 19 Chapter 2 Definitions SIP effective November 7 2018 ARd32 yy8