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•	Effective January 1, 2018 the Joint IOUs will update their cost of capital for the following:

◦	True-up of long-term debt costs to reflect actual August 2017 embedded costs and forecasted interest rates for variable interest rate long-term debt and new long-term debt issuances scheduled from September 2017 through December 2018

◦	An update to preferred stock costs for any new issuances since January 1, 2013 and any new preferred stock anticipated to be issued in 2017-2018 (for SDG&E and SoCalGas, there have been no such issuances since January 1, 2013 and no issuances are anticipated through 2018)

◦	An adjustment to the Return on Equity (ROE) effective January 1, 2018 through December 31, 2019 for SDG&E and SoCalGas as follows:

◦	The Cost of Capital adjustment mechanism (CCM) will be in effect to adjust 2019 cost of capital, if necessary. Unless changed by the operation of the CCM, the updated costs of long-term debt and preferred stock (if applicable) and new ROEs will remain in effect through December 31, 2019

◦	Ratemaking capital structures, as shown below, will remain at previously adopted levels until modified, if at all, by a future Cost of Capital decision by the CPUC:

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•	The Joint IOUs have agreed to incur a combined $5 million in costs to create and administer a program to assist low income customers in obtaining Section 8 qualified housing. SDG&E’s and SoCalGas’ combined share of the $5 million is expected to be approximately $1.2 million.

•	local, regional, national and international economic, competitive, political, legislative, legal and regulatory conditions, decisions and developments;

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actions and the timing of actions, including general rate case decisions, new regulations, issuances of permits to construct, operate, and maintain facilities and equipment and to use land, franchise agreements and licenses for operation, by the California Public Utilities Commission, California State Legislature, U.S. Department of Energy, California Division of Oil, Gas, and Geothermal Resources, Federal Energy Regulatory Commission, Nuclear Regulatory Commission, California Energy Commission, U.S. Environmental Protection Agency, Pipeline and Hazardous Materials Safety Administration, California Air Resources Board, South Coast Air Quality Management District, Los Angeles County Department of Public Health, Mexican Competition Commission, states, cities and counties, and other regulatory and governmental bodies in the countries in which we operate;

•	the timing and success of business development efforts and construction, maintenance and capital projects, including risks in obtaining, maintaining or extending permits, licenses, certificates and other authorizations on a timely basis, risks in obtaining the consent of our partners, and risks in obtaining adequate and competitive financing for such projects;

•	the resolution of civil and criminal litigation and regulatory investigations;

•	deviations from regulatory precedent or practice that result in a reallocation of benefits or burdens among shareholders and ratepayers, and delays in, or disallowance or denial of, regulatory agency authorization to recover costs in rates from customers or regulatory agency approval for projects required to enhance safety and reliability;

•	the availability of electric power, natural gas and liquefied natural gas, and natural gas pipeline and storage capacity, including disruptions caused by failures in the North American transmission grid, moratoriums on the ability to withdraw natural gas from or inject natural gas into storage facilities, pipeline explosions and equipment failures;

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energy markets; the timing and extent of changes and volatility in commodity prices; moves to reduce or eliminate reliance on natural gas as an energy source; and the impact on the value of our natural gas storage and related assets and our investments from low natural gas prices, low volatility of natural gas prices and the inability to procure favorable long-term contracts for natural gas storage services;

•	risks posed by decisions and actions of third parties who control the operations of investments in which we do not have a controlling interest, and risks that our partners or counterparties will be unable (due to liquidity issues, bankruptcy or otherwise) or unwilling to fulfill their contractual commitments;

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weather conditions, natural disasters, catastrophic accidents, equipment failures, terrorist attacks and other events that may disrupt our operations, damage our facilities and systems, cause the release of greenhouse gases, radioactive materials and harmful emissions, and subject us to third-party liability for property damage or personal injuries, fines and penalties, some of which may not be covered by insurance (including costs in excess of applicable policy limits) or may be disputed by insurers;

•	cybersecurity threats to the energy grid, natural gas storage and pipeline infrastructure, the information and systems used to operate our businesses and the confidentiality of our proprietary information and the personal information of our customers and employees;

•	the ability to win competitively bid infrastructure projects against a number of strong competitors willing to aggressively bid for these projects;

•	capital markets conditions, including the availability of credit and the liquidity of our investments, and inflation, interest and currency exchange rates;

•	disallowance of regulatory assets associated with, or decommissioning costs of, the San Onofre Nuclear Generating Station facility due to increased regulatory oversight, including motions to modify settlements;

•	expropriation of assets by foreign governments and title and other property disputes;

•	the impact on reliability of SDG&E’s electric transmission and distribution system due to increased amount and variability of power supply from renewable energy sources and increased reliance on natural gas and natural gas transmission systems;

•	the impact on competitive customer rates due to the growth in distributed and local power generation and the corresponding decrease in demand for power delivered through SDG&E’s electric transmission and distribution system;

•	the impact on customer rates and other adverse consequences due to possible departing retail load resulting from customers transferring to Direct Access and Community Choice Aggregation;

•	the inability or determination not to enter into long-term supply and sales agreements or long-term firm capacity agreements due to insufficient market interest, unattractive pricing or other factors; and

•	other uncertainties, all of which are difficult to predict and many of which are beyond our control.

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