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• CARB Adopts Wintertime Oxygenate Regulations Requiring 2% Oxygen in Gasoline Beginning in November 1992 (page 1)

• CARB Postpones Action on Regulations Regarding Composition of Alternative Fuels, But Releases Modifications to Its Original Proposal (page 6)

• CARB Calls for Fundamental Changes in Smog Check Program During Legislative Hearings on I/M - Current Program Benefits Estimated at 16% HC, 14.5% CO, and 7.6% NOx, Far Short of Legislative Goals (page 7)

• Manufacturer-Specific Results Show Wide Variations Across Model Years and Nameplates (page 11)

• CARB Staff Holds Workshop on Criteria Used in Determining Compliance with State Air Quality Standards Which May Make Compliance Easier for Areas Near Attainment (page 18)

• Rulemaking Calendar Update (page 18)

February 1992 – [Top Page]

• CARB Status Report on Manufacturer Compliance with Reporting Requirements for Failed Emission-Related Components Indicates More Study Needed to Finalize Appropriate Reporting Triggers (page 1)

• CARB Holds Workshops on Computerized Reporting of Warranty-Related Emission Component Failures and the Implementation of the CARB/DMV Registration Renewal/Recall Tie-In Program

• (page 5)

• I/M Review Committee Discusses Latest Remote Sensing Data - Few Defective Cars Caught When Standards Set to Minimize False Failures (page 8)

• CARB Adopts Regulations for 1996 and Later Heavy-Duty Off-Road Diesel Cycle Engines and Equipment Engines (page 10)

• Legislation Update (page 17)

• Rulemaking Calendar Update (page 21)

March 1992 – [Top Page]

• CARB Conducts Post-Hearing Workshop on Reactivity Adjustment Factors (RAFs) (page 2)

• CARB Conducts Workshop in Preparation for Biennial Report on the Status of Its Low-Emission Vehicle Program (page 5)

• CARB Experiences Difficulties in Obtaining Estimates of Numbers of Alternatively Fueled Vehicles to be Produced in 1994 (page 13)

• CARB Holds Technical Seminar on Low-Emission Control Technologies for Heavy-Duty Vehicles as a Prelude to Regulatory Action (page 14)

• CARB Heavy-Duty Smoke Program Focus of Considerable Activity:

• Truckers File Suit Against Roadside Smoke Program (page 24)

• CARB Issues Preliminary Proposal to Expand Smoke Inspections to all Heavy-Duty Vehicles (page 24)

• CARB Issues MAC Regarding Compliance with Smoke Standards of Vehicles Equipped with Aftermarket Turbochargers (page 28)

• Legislation Update - Several New Bills Are Focused on Governmental Subsidies and Other Misdirected Efforts Related to Developing a Low-Emission Vehicle Manufacturing Base in California (page 29)

• CARB 1992 Rulemaking Calendar - New Vehicle-Related Regulatory Actions Planned for 1992 (page 40)

April 1992 – [Top Page]

• CARB Adopts Specifications for Alternative Fuels - Sulfur Specs Tightened But Wide Volatility Range Allowed for M-85 (page 2)

• Board Member Roberta Hughan Steps Down and is Replaced by Petaluma, California Mayor Patricia Hilligoss (page 9)

• CARB Identifies Formaldehyde as a Toxic Air Contaminant in Relatively Pro-Forma Action (page 9)

• CARB Holds Workshop on Phase 2 Gasoline Predictive Model and Certification Test Fuel - No Details Provided on Criteria CARB Will Accept to Demonstrate Equivalency (page 10)

• Methanol Price Increases Forecast at California Energy Commission Workshop on Oxygenates (page 17)

• CARB Considers Modifications to Its New Evaporative Emission Test Procedures in Apparent Attempt to Satisfy EPA Concerns (page 24)

• CARB Issues MAC Outlining Its Policy on False MIL Illumination - MAC Says Recall Required in All Cases (page 26)

• I/M Review Committee Discusses Cost of Enhanced I/M, No Pass/No Pay Inspections, Buy-Back Programs, and Measures to Increase Compliance with Vehicle Registration Renewal Requirements (page 27)

• Legislation Update - DRIVE+ Legislation Dropped (page 30)

• Rulemaking Calendar Update (page 41)

May 1992 – [Top Page]

• CARB Holds Workshop Regarding CFC Phase-Out - Staff Ignores Previous Findings and Pursues Regulations (page 1)

• CARB Holds Workshop on OBD II Requirements - CARB and Manufacturers Still Dispute Feasibility of Requirements (page 10)

• Transit Districts Decry High Costs of Alternative Fuels at CARB Workshop on Low-Emission Standards for Transit Buses (page 17)

• CARB Issues Final Version of Regulations Regarding Reactivity Adjustment Factors - Airshed Modeling Shows MIR Scale Biased Towards M-85 (page 25)

• CARB's Proposed Periodic Heavy-Duty Smoke Inspection Program Focuses on Frequent Testing, Not Effective Repairs (page 27)

• CARB Staff Holds Workshop on Emission Regulations for Non-Road Sources in Effort to Minimize Criticism of Its Programs (page 34)

• CARB Staff Proposes Control Plan for Off-Highway Vehicle Engines (page 38)

• CARB Approves Report to the Legislature Concerning Unfinished Fuels and Fuel Blending Components - Staff Seeks Regulatory Authority to Control Sales (page 40)

• CARB to Consider Adopting More Stringent Regulations for Alternative Fuel Retrofit Systems - Proposed Regulations are Virtually Identical to June 1991 Draft (page 41)

• Legislation Update (page 42)

• Rulemaking Calendar Update (page 51)

June 1992 – [Top Page]

• CARB to Hold Hearing Regarding a Status Report on the Implementation of the LEV Program - No Written Report to be Issued (page 2)

• CARB Issues Proposed Revisions to OBD II Misfire and Evaporative System Monitoring Requirements - Board Attempts to Answer Industry Concerns with Increased Leadtime (page 2)

• CARB Adopts Regulations for Alternative Fuel Retrofits, But Delays Their Implementation (page 4)

• CARB Approves Control Plan for Off-Highway Vehicles - Board Plans to Move Ahead with Regulations Without Waiting for EPA to Define Preempted Sources (page 9)

• CARB Issues MAC Providing Guidance on Requirements that Certification Vehicles Pass Smog Check (page 14)

• CARB Decides to Deny Independent Refiners Extensions to Comply with Phase 2 Gasoline Regulations (page 15)

• CARB Adopts Changes to Criteria Used in Determining Attainment with Air Quality Standards - Changes May Make Attainment Easier for Areas Close to Meeting Standards (page 19)

• I/M Review Committee Discusses Costs of Alternative I/M Programs (page 22)

• Legislation Update (page 26)

• Rulemaking Calendar Update (page 34)

July 1992 – [Top Page]

• CARB Board Hears Status Report on the Implementation of the "Low-Emission Vehicles" and "Clean Fuels" Regulations - Board Finds Standards Technologically Feasible on Conventional Gasoline Despite a Lack of Durability Data (page 2)

• CARB Moves to Finalize Revisions to OBD II Regulations - Changes Provide Only Modest Extensions in Lead Time for Manufacturers (page 22)

• CARB Issues Proposed Specifications for Phase 2 Certification Gasoline - New Proposal Contains Only Minor Changes to Specifications Originally Proposed in March (page 23)

• CARB Issues First "Clean" Diesel Fuel Certification to Chevron - Chevron's Approval Based on Demonstration of Equivalent Emissions, Rather Than Compliance with CARB Specifications (page 27)

• CARB Holds Workshop on Revised EMFAC Speed Correction Factors - New Factors Indicate that Current Emissions Model Significantly Underestimates Emissions (page 29)

• CARB Issues MAC Extending 4% Trigger Level for Warranty Reporting Requirements to 1993 and Subsequent Model-Year Vehicles (page 32)

• CARB Board Reviews Plans for Research Projects - Four New Studies Related to Mobile Source Emissions Are Proposed (page 33)

• Legislation Update (page 35)

• Rulemaking Calendar Update (page 42)

August 1992 – [Top Page]

• CARB to Hold Workshop Regarding Changes to the LEV Regulations - A Large Number of Relatively Minor Changes are Proposed (page 1)

• CARB to Consider Regulations Eliminating the Use of CFCs in Auto Air Conditioning Systems - Current Proposal Includes Several Changes Requested by Manufacturers (page 6)

• I/M Review Committee Takes Testimony on Smog Check Program Changes - Little Support for Centralized Testing is Evident,

• But Additional Requirements for Dynamometer Testing are Widely Accepted (page 8)

• CARB Issues MAC Regarding Certification of Heavy-Duty Diesel Vehicles (page 15)

• CARB Issues MAC Regarding Certification of Utility and Lawn and Garden Engines (page 17)

• Legislation Update (page 18)

• Rulemaking Calendar Update (page 24)

September 1992 – [Top Page]

• CARB Adopts Certification Fuel Specifications for Phase 2

• Gasoline (page 1)

• CARB Holds Workshop on Proposed Changes to the LEV Regulations - Requirements for Hybrid Electric Vehicles Appear to be Overly Stringent (page 6)

• CARB Issues Letter to Fuel Suppliers Cancelling Requirements for Installation of Retail Outlets for Alternative Fuels for 1994 (page 15)

• CARB Issues 15-Day Notice for Regulations Regarding Alternative-Fuel Specifications - High RVP Limits for Commercial M85 Relative to Certification Fuel May Lead to Excess Evaporative Emissions (page 15)

• CARB Rescinds MAC Regarding Certification of Heavy-Duty Diesel Vehicles (page 18)

• Legislation Update - Several Bills Are Now on the Governor's Desk (page 18)

• Rulemaking Calendar Update (page 25)

October 1992 – [Top Page]

• CARB Issues Hearing Notice for Proposed Changes to LEV Regulations - Preliminary Reactivity Adjustment Factors for Phase 2 Gasoline Indicate Little or No Reactivity Benefit (page 2)

• CARB Holds Workshop Regarding Proposed Changes to NMOG and Assembly-Line Test Procedures - Some Changes Will Significantly Increase Costs Without Providing Air Quality Benefits (page 4)

• CARB Holds Workshop on Proposed Low-Emission Standards for Transit Buses - CARB Backs Off on Forcing Alternative Fuels (page 10)

• CARB Holds Workshop Regarding Report Prepared by Acurex on the Technical Feasibility of Further Reducing NOx and Particulate Emissions from Heavy-Duty Engines - Report Recommends that CARB Consider a "Low-Emission Truck" Program Patterned After the LEV Program (page 16)

• CARB Adopts Regulations Requiring Phase-Out of CFC Refrigerants in Automotive Air Conditioning Systems (page 27)

• I/M Review Committee's Draft Report to the Legislature Outlines A Wide Range of Potential Program Changes - Changes Needed to Meet EPA Requirements Are Projected to Increase Testing Costs Substantially, Unless Centralized Inspection Stations Are Used (page 32)

• CARB Holds Workshop on Proposed Guidelines for Mobile Source Credit Programs Involving Low-Emission Buses, Vehicle Scrappage, and the Early Introduction of ZEVs (page 40)

• CARB Presents Planned Short-Term Improvements in On-Road Mobile Source Emission Inventory (page 45)

• CARB Proposes Changes to Procedures for Qualifying New and Substitute Clean Fuels - Changes Would Align Procedures with Those Adopted for Demonstrating Equivalence of Alternative Gasoline Specifications with Phase 2 Gasoline (page 47)

• CEC Holds Hearing on Oxygenate Supply Outlook - Staff Report Suggests Supplies of Methanol and MTBE May Be Tight in the Late '90s; California Methanol Demand Forecast, However, is Based on Dubious Assumptions (page 48)

• Legislation Update - (page 56)

• Rulemaking Calendar Update (page 61)

November 1992 – [Top Page]

• CARB Receives Petition Requesting that the Agency Repeal Its Regulations Regarding Reactivity Adjustment Factors (page 1)

• CARB Issues Proposed Regulations Establishing a Periodic Heavy-Duty Smoke Inspection Program, Changing the Roadside Program, and Allowing Low-Sulfur Diesel Fuel for Emissions Testing (page 3)

• CARB Petitioned to Delay the Implementation of Regulations for Utility and Lawn and Garden Engines - Lack of EPA Action on Nonroad Sources Cited as Major Concern (page 6)

• Second Draft of I/M Review Committee Report to Legislature Lends Support to "Hybrid" I/M Program With Transient Testing at Centralized Stations and Retest and Repair at Garages Using Steady-State Dynos (page 7)

• Analysis of Latest Smog Check Data Reveals Little Change in Program Performance Over the Last Year (page 13)

• Rulemaking Calendar Update (page 19)

December 1992 – [Top Page]

• CARB Issues Supplemental Staff Report for "Low-Emission Vehicle" Hearing - Numerous Problems Cast Doubt on Validity of Phase 2 Reactivity Adjustment Factors (page 1)

• CARB Rejects WSPA Petition Requesting Repeal of Reactivity Adjustment Factor Regulations - WSPA Files Suit Against CARB in Los Angeles Superior Court (page 9)

• I/M Review Committee Firms Up Recommendations for Smog Check Program Changes - Committee Supports "Test Only" Inspections with a Repair and Retest Option for "Gold Shield" Stations (page 10)

• CARB Continues to Worry About the Availability of Low-Sulfur, Low-Aromatic Diesel Fuel (page 16)

• CARB Adopts Revised Procedures for Qualifying New or Substitute Clean Fuels Aligning Regulations with Those for Phase 2 Gasoline (page 17)

• Annual Air Quality Trends Update - Most Vehicle-Related Peak Pollution Levels Continue Gradual Downward Trends (page 21)

• Rulemaking Calendar Update (page 40)