Abbeviations of the Company’s fields of operations:
AS: Supplies Department
EE: Engineering Department
EO: Works Management Department
EP: Expansion Planning Department
FC: Accounting Department
OB: Bauru Regional Unit Department
OC: Cabreúva Regional Unit Department
OJ: Jupiá Regional Unit Department
OMM: Maintenance Management Division
OPO: Operations Analysis Division
OS: São Paulo Regional Unit Department
OT: Taubaté Regional Unit Department
PJ: Legal Department

Other Abbreviations:
ABCE: Brazilian Electric Power Concessionaires Association
ABDIB: Brazilian Infrastructure and Basic Industry Association
ABRASCA: Brazilian Publicly-Held Companies` Association
ABRATE: Brazilian Large Electric Power Transmission Companies Association
ADR: American Depositary Receipts
ANEEL: Brazilian Electric Power Agency
APIMEC: Capital Market Investment Analysts and Professionals Association
BSC: Balanced ScoreCard
CEPEL: Electric Power Research Center
CHESF: São Francisco Hydroelectric Company
CierBracier: (CIER Brazilian Committee)
Cigré Brasil: (Brazilian Electric Power Production and Transmission Committee)
CIPA: Internal Accident Prevention Committee
Coso: Committee of Sponsoring Organizations of the Treadway Commission
CTEEP: Companhia de Transmissão de Energia Elétrica Paulista
DCR: Regulatory Accounting Financial Statements
DITs: Other Transmission Installations
DRE: Fiscal Year Financial Statements
DREQ: Equivalent Duration of Interruptions
DRRE: Regulatory Accounting Financial Statements
EBITDA: Earning Before Interests, Taxes, Depreciation and Amortization
ENS: Non-Supplied Energy
EPE: Energy Research Company
ERM: Enterprise Risk Management
FREQ: Equivalent Frequency of Interruptions
GAEs: Emergency Assistance Groups
GIR: Integrated Risk Management
GRI: Global Reporting Initiative
GVO: Large Oil Volume
GWh: Gigawatt-hour
IEMADEIRA: Madeira Electrical Interconnection
IEMG: Minas Gerais Electrical Interconnection
IENNE: North and Northeast Electrical Interconnection
IESUL: South Electrical Interconnection
IF: São Paulo State Forest Institution
IFRS: International Financial Accounting Standards
IGC: Corporate Governance Index
km: Kilometer
kV: Kilovolts
LT: Transmission Line
MCC: Reliability Centered Maintenance
MME: Ministry of Mines and Energy
MV: Megavolts
MVA: Megavolt Ampere
MWh: Megawatt-hour
OMM: Maintenance Management Division
ONS: Brazilian Operator of the Electrical System
ONU: United Nations
PAR: Expansion and Reinforcement Plan
PET: Transmission Expansion Program
PG: Global Compact
PLR: Profit Sharing Program
PV: Variable Portion
RAP: Allowed Annual Revenue
RTDS: Real-Time Digital Simulator
Semasa: Santo André Municipal Environmental Secretariat
SF6: Sulfur Hexafluoride
SGSST: Occupational Health and Safety Management System
SIESP: São Paulo State Energy Industry Union
SIN: Brazilian Interconnected System
STO: Operator Training Simulator
T: Transmission Tower
TWh: Terawatt-hour
Wh: Watt-hour