This Form 10-K is filed by Southwestern Public Service Company (SPS). SPS is a wholly owned subsidiary of Xcel Energy Inc. Additional information on Xcel Energy Inc. and its subsidiaries (collectively, Xcel Energy) is available on various filings with the Securities and Exchange Commission (SEC). This report should be read in its entirety.
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PART 1
Item l — Business
Xcel Energy Inc.’s Subsidiaries and Affiliates (current and former)
NCE
New Century Energies, Inc.
NSP-Minnesota
Northern States Power Company, a Minnesota corporation
NSP-Wisconsin
Northern States Power Company, a Wisconsin corporation
PSCo
Public Service Company of Colorado
SPS
Southwestern Public Service Company
Utility subsidiaries
NSP-Minnesota, NSP-Wisconsin, PSCo and SPS
Xcel Energy
Xcel Energy Inc. and its subsidiaries
Federal and State Regulatory Agencies
EIB
New Mexico Environmental Improvement Board
EPA
United States Environmental Protection Agency
FERC
Federal Energy Regulatory Commission
IRS
Internal Revenue Service
NERC
North American Electric Reliability Council
NMED
New Mexico Environment Department
NMPRC
New Mexico Public Regulation Commission
PUCT
Public Utility Commission of Texas
SEC
Securities and Exchange Commission
Electric and Resource Adjustment Clauses
DSM
Demand side management
EECRF
Energy efficiency cost recovery factor
FPPCAC
Fuel and purchased power cost adjustment clause
OATT
Open access transmission tariff
PCRF
Power cost recovery factor
TCRF
Transmission cost recovery factor
Other Terms and Abbreviations
AFUDC
Allowance for funds used during construction
APBO
Accumulated postretirement benefit obligation
ARO
Asset retirement obligation
ASU
FASB Accounting Standards Update
BART
Best available retrofit technology
CAA
Clean Air Act
CAIR
Clean Air Interstate Rule
CCN
Certificate of convenience and necessity
CIPS
Critical Infrastructure Protection Standards
CO2
Carbon dioxide
Codification
FASB Accounting Standards Codification
CSAPR
Cross-State Air Pollution Rule
CWIP
Construction work in progress
ERRP
Early retiree reimbursement program
ETR
Effective tax rate
FASB
Financial Accounting Standards Board
GAAP
Generally accepted accounting principles
GHG
Greenhouse gas
IFRS
International Financial Reporting Standards
JOA
Joint operating agreement
MACT
Maximum achievable control technology
MISO
Midwest Independent Transmission System Operator
Moody’s
Moody’s Investor Services
Native load
Customer demand of retail and wholesale customers whereby a utility has an obligation to serve under statute or long-term contract.
NOL
Net operating loss
NOx
Nitrogen oxide
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NTC
Notifications to construct
O&M
Operating and maintenance
OCI
Other comprehensive income
PCB
Polychlorinated biphenyl
PJM
PJM Interconnection, L.L.C.
PPA
Purchased power agreement
PRP
Potentially responsible party
PV
Photovoltaic
REC
Renewable energy credit
ROE
Return on equity
ROFR
Right of first refusal
RPS
Renewable portfolio standards
RTO
Regional Transmission Organization
SO2
Sulfur dioxide
SPP
Southwest Power Pool, Inc.
Standard & Poor’s
Standard & Poor’s Ratings Services
WTMPA
West Texas Municipal Power Agency