Citation
83 FR 6471
Multiple canonical documents share this first-page citation.
- Approval and Promulgation of Air Quality Implementation Plans; Arkansas; Infrastructure State Implementation Plan Requirements for the National Ambient Air Quality Standards Wednesday, February 14, 2018 83 FR 6470
- Federal Register Vol. 83, No.31, February 14, 2018 Wednesday, February 14, 2018 83 FR 6471