Get to know the most commonly used acronyms.

AB Assembly Bill
AC Alternating Current
AEI Advanced Energy Initiative
AMI Advanced Metering Infrastructure
AMR Automated Meter Reading
APCD Air Pollution Control District
APCO Air Pollution Control Officer
AQIP Air Quality Investment Program
AQMD Air Quality Management District
AQMP Air Quality Management Plan
ARB Air Resources Board
BG Biomass Gassification
BLM Bureau of Land Management
BTL Biomass-to-Liquid
CAISO California Independent System Operator
CalEPA California Environmental Protection Agency
CARB California Air Resources Board
CARES Conservation and Renewable Energy System
CCAA California Clean Air Act
CCR California Code of Regulations
CDF California Department of Forestry
CDFG California Department of Fish and Game
CEC California Energy Commission
CED California Energy Demand
CEM Continuous Emissions Monitoring
CEMS Continuous Emissions Monitoring Systems
CEQA California Environmental Quality Act
CESA California Endangered Species Act
CFR Code of Federal Regulations
CIWMB California Integrated Waste Management Board
CNG Compressed Natural Gas
CPUC California Public Utilities Committee
CT Combustion Turbine
CT Current Transformer
CTG Combustion Turbine Generator
CTL Coal-to-Liquid Conversion
CWA Clean Water Act
DC Direct Current
DCTL Double Circuit Transmission Line
DER Distributed Energy Resources
DOC Determination of Compliance
DOE Department of Energy
DOT Department of Transportation
DR Demand Response
DSM Demand Side Management
EA Environmental Assessment
EAP Energy Action Plan
EDF Environmental Defense Fund
EDR Energy Development Report
EER Energy Efficiency Ratio
EFLIN Electric Utility Financial and Production Simulation Model
EFS&EPD Energy Facilities Siting and Environmental Protection Division
EHV Extra High Voltage
EIA Energy Information Administration
EIR Environmental Impact Report
EIS Environmental Impact Statement
ELCON Electricity Consumers Resources Council
EMM Electricity Market Model
EPA Environmental Protection Agency
EPACT Energy Policy Act of 1992 (EPACT)
EPCA Energy Policy and Conservation Act
EPR Energy Profit Ratio
EPRI Electric Power Research Institute
ERC Emission Reduction Credit
ERPA Energy Resources Program Account
ESA Endangered Species Act
ESA Environmental Site Assessment
ESP Energy Service Providers
ETSR Energy Technologies Status Report
EUC End Use Consumption
FAA Federal Aviation Administration
FCAA Federal Clean Air Act
FCC Federal Communications Commission
FEIR Final Environmental Impact Report
FEMA Federal Emergency Management Agency
FERC Federal Energy Regulatory Commission
FIP Federal Implementation Plan
GENCO Generation Company
GHG Greenhouse Gas
GRDA Geothermal Resources Development Account
GRIM Government Regulatory Impact Model
GW Gigawatt
GWh Gigawatt-hour
GWP Global Warming Potential
HELM Hourly Electric Load Model
HRA Health Risk Assessment
HRSG Heat Recovery Steam Generator
HTS High Temperature Superconducting
HV High Voltage
ID Load Identification
IEA International Energy Agency
IEPR Integrated Energy Policy Report
IMBUILD Impact of Building
IMPLAN Impact Analysis for Planning
IOU Investor Owned Utility
IPP Independent Power Producer
IRP Integrated Resource Planning
ISO Independent System Operator
JES Joint Environmental Statement
KGRA Known Geothermal Resources Area
km Kilometer
kV Kilovolt
KVA Kilovolt-ampere
kVa Kilovolt-Ampere
KVAR Kilovolt-amphere Reactive
kW Kilowatt
kWe Kilowatt (electric)
kWh Kilowatt Hour
kWp Peak Kilowatt
LCR Local Capacity Requirement
LL Load Loss
LNG Liquefied Natural Gas
LORS Laws, Ordinances, Regulations and Standards
LQHC Low Quality Hydrocarbons
LSE Load Serving Entity
LTPP Long Term Procurement Proceeding
LV Low Voltage
LWR Light Water Reactor
MOU Memorandum of Understanding
MPR Market Price Referent
MRTU Market Redesign and Technology Upgrade
MSERCs Mobile Source Emission Reduction Credits
MV Megavolt
MVA Megavolt-amperes
MVAR Megavolt-ampere reactive
MW Megawatt
MWh Megawatt Hour
MWp Peak Megawatt
NAAQS National Ambient Air Quality Standards
NAICS North American Industry Classification System
NARUC The National Association of Regulatory Utility Commissioners
NASUCA The National Association of Utility Consumer Advocates
ND Negative Declaration
NEMS National Energy Modeling System
NEPA National Environmental Policy Act
NERC North American Electric Reliability Council
NES National Energy Savings
NESHAPS National Emission Standards for Hazardous Air Pollutants
NG Natural Gas
NGL Natural Gas Liquids
NHA National Hydropower Association
NIMBY Not In My Backyard
NL No-Load Losses
NMFS National Marine Fisheries Service
NMHC Nonmethane Hydrocarbons
NOI Notice of Intention
NOPR Notice of Proposed Rulemaking
NOx Nitrogen Oxides
NRC Nuclear Regulatory Commission
NRDC Natural Resources Defense Council
NRECA National Rural Electric Cooperative Association
NREL National Renewable Energy Laboratory (DOE)
NRTA Northwest Regional Transmission Association
NUG Non-Utility Generator
O&M Operation and Maintenance
O3 Ozone
OASIS Open Access Same-Time Information System
OEE Office of Energy Efficiency
OIRA Office of Information and Regulatory Affairs
OMB Office of Management and Budget
ORA Office of Ratepayer Advocates
OSB Oversight Board
OSHA Occupational Safety and Health Act
OTEC Ocean Thermal Energy Conversion
PGP Public Generating Pool
PIER Public Interest Energy Research Program
PIFUA Federal Powerplant and Industrial Fuel Use Act of 1978
PM Particulate Matter or Project Manager
PMA Power Marketing Authority
ppb Parts Per Billion
PPC Public Power Council
ppm Parts Per Million
ppmvd Parts Per Million by Dry Volume
ppt Parts Per Thousand
PRC Public Resources Code
PRF Peak Responsibility Factor
PT Potential Transformer
PTO Permit to Operate
PU Per Unit
PUC Public Utilities Commission
PURPA Federal Public Utilities Regulatory Policy Act of 1978
PV Photovoltaic
PX The California Power Exchange Corporation
QA/QC Quality Assurance/Quality Control
QF Qualifying Facility
QFER Quarterly Fuel and Energy Reports
RETI Renewable Energy Transmission Initiative
RETO Reasonably Expected to Occur
RFO Request for Offer
RFP Request for Proposals
RFQ Request for Qualifications
RPS Renewable Portfolio Standard
RTG Regional Transmission Group
RTO Regional Transmission Organization
RTP Real-Time Pricing
RWQCB Regional Water Quality Control Board
SB Senate Bill
SCTL Single Circuit Transmission Line
SEC Securities and Exchange Commission
SEER Seasonal Energy Efficience Ratio
SEGS Solar Electric Generating Station
SIP State Implementation Plan
STIG Steam Injected Gas Turbine
SWP State Water Project
SWRCB State Water Resources Control Board
TAC Toxic Air Contaminant
TDM Tariff Data Model
TE Transmission Engineering
TL Transmission Line(s)
TS&N Transmission Safety and Nuisance
TSE Transmission System Engineering
TSIN Transmission Services Information Network
TSP Total Suspended Particulate Matter
UBC Uniform Building Code
UDC Utility Distribution Company
UDF Utility Displacement Factor
UEC Average Unit of Energy Consumption for Each End Use
UEG Utility Electric Generator
UL Underwriters Laboratories
URL Uniform Resource Locator
URR Ultimately Recoverable Resources
USGS United States Geological Survey
V Volts
VAWT Vertical-Axis Wind Turbine
W Watt
WAPA Western Interconnection Coordination Forum
WATSCO The Western Association for Transmission System Coordination
WCI Western Climate Initiative
WICF Western Interconnection Forum
WIEB Western Interstate Energy Board
WPAG Western Public Agency Group
WRTA Western Region Transmission Association
WSCC Western Systems Coordinating Council
WSPP Western Systems Power Pool