McGeorge Law Review Volume 27 | Issue 4 Article 5 1-1-1996 Regulating Commuters to Clear the Air: Some Difficulties in Implementing a National Program at the Local Level Thomas O. McGarity University of Texas School of Law Follow this and additional works at: https://scholarlycommons.pacific.edu/mlr Part of the Law Commons Recommended Citation Thomas O. McGarity, Regulating Commuters to Clear the Air: Some Difficulties in Implementing a National Program at the Local Level, 27 Pac. L. J. 1521 (1996). Available at: https://scholarlycommons.pacific.edu/mlr/vol27/iss4/5 This Symposium is brought to you for free and open access by the Journals and Law Reviews at Scholarly Commons. It has been accepted for inclusion in McGeorge Law Review by an authorized editor of Scholarly Commons. For more information, please contact
[email protected]. Regulating Commuters to Clear the Air: Some Difficulties in Implementing a National Program at the Local Level Thomas 0. McGarity* TABLE OF CONTENTS I. INTRODUCTION ............................................ 1523 I. THE PROBLEM OF AUTOMOBILE EMISSIONS IN URBAN AREAS ....... 1524 A. Health and EnvironmentalEffects of PhotochemicalOxidants.. 1524 B. The Contributionof Automobile Emissions ................. 1526 I. INSPECTION AND MAINTENANCE AS A TOOL FOR FIGHTING URBAN SMOG .................................................... 1528 IV. HISTORY OF INSPECTION AND MAINTENANCE UNDER THE CLEAN AIR A CT .................................................. 1535 A. State of Regulation Priorto 1970 ........................ 1535 B. The Clean Air Act Amendments of 1970 ................... 1538 C. Implementation of the 1970 Amendments .................. 1540 1. Promulgatingthe NationalAmbient Air Quality Standards . 1540 2. PromulgatingEmissions Standardsfor Automobiles ...... 1541 3. Writing the OriginalState Implementation Plans ......... 1543 a. EPA's SIP Guidelines ........................... 1544 b.