This One Hundred Fifty-Seventh Supplemental Indenture, dated as of the 28th day of February 2024, is entered into by and between Southern California Edison Company (between 1930 and 1947 named “Southern California Edison Company Ltd.”), a corporation duly organized and existing under and by virtue of the laws of the State of California and having its principal office and mailing address at 2244 Walnut Grove Avenue, in the City of Rosemead, County of Los Angeles, State of California 91770, and qualified to do business in the States of Arizona, New Mexico, and Nevada (hereinafter sometimes termed the “Company”), and The Bank of New York Mellon Trust Company, N.A., a national banking association having its mailing address at 311 South Wacker Drive, Suite 6200B, Floor 62, Mailbox #44, in the City of Chicago, State of Illinois 60606 (formerly named The Bank of New York Trust Company, N.A., successor Trustee to The Bank of New York, which was successor Trustee to Harris Trust and Savings Bank), and Reginald Brewer of 2 North LaSalle Street, in the City of Chicago, State of Illinois 60602 (successor Trustee to D.G. Donovan, who was successor Trustee to R.G. Mason, Wells Fargo Bank, National Association, which was successor Trustee to Security Pacific National Bank, formerly named Security First National Bank and Security-First National Bank of Los Angeles, successor, by consolidation and merger, to Pacific-Southwest Trust & Savings Bank), as Trustees (hereinafter sometimes termed the “Trustees”);
WITNESSETH:
WHEREAS, the Company heretofore executed and delivered to said Harris Trust and Savings Bank and said Pacific-Southwest Trust & Savings Bank, Trustees, a certain Indenture of Mortgage or Deed of Trust dated as of October 1, 1923, which said Indenture was duly filed for record and recorded in the offices of the respective recorders of the following counties: in the State of California-Fresno County, Volume 397 of Official Records, page 1; Imperial County, Book 1174 of Official Records, page 966; Inyo County, Volume 154 of Official Records, page 417; Kern County, Book 379 of Trust Deeds, page 196; Kings County, Volume 84 of Deeds, page 1; Los Angeles County, Book 2963 of Official Records, page 1; Madera County, Volume 9 of Official Records, page 63; Merced County, Volume 363 of Official Records, page 1; Modoc County, Volume 230 of Official Records, page 119 et seq.; Mono County, Volume 64 of Official Records, page 29; Orange County, Book 496 of Deeds, page 1; Riverside County, Book 594 of Deeds, page 252; San Bernardino County, Book 825 of Deeds, page 1; San Diego County, Series 5 Book 1964, page 84061; Santa Barbara County, Book 229 of Deeds, page 30; Stanislaus County, Volume 465 of Official Records, page 370; Tulare County, Volume 50 of Official Records, page 1; Tuolumne County, Volume 274 of Official Records, page 568; and Ventura County, Volume 33 of Official Records, page 1; in the State of Nevada-Clark County, Book 8 of Mortgages; Churchill County, Book 40 of Official Records, page 235; Lyon County, Book 39 of Mortgages, page 1; Mineral County, Book 13 of Official Records, page 794; Pershing County, Book 15 of Official Records, page 612; and Washoe County, Book 83 of Mortgages, page 301; in the State of Arizona-La Paz County, Instrument No. 83-000212 of Official Records; Mohave County, Book 11 of Realty Mortgages; Maricopa County, Docket 4349 of Official Records, page 197; and Yuma County, Docket 369, page 310, (hereinafter referred to as the “Original Indenture”), to secure the payment of the principal of and interest on all bonds of the Company at any time outstanding thereunder, and (as to certain such filings or recordings) the principal of and interest on all Debentures of 1919 (referred to in the Original Indenture and now retired) outstanding; and
WHEREAS, the Company has heretofore executed and delivered to the Trustees one hundred fifty-six certain supplemental indentures, dated, respectively, as of March 1, 1927, April 25, 1935, June 24, 1935, September 1, 1935, August 15, 1939, September 1, 1940, January 15, 1948, August 15, 1948, February 15, 1951, August 15, 1951, August 15, 1953, August 15, 1954, April 15, 1956, February 15, 1957, July 1, 1957, August 15, 1957, August 15, 1958, January 15, 1960, August 15, 1960, April 1, 1961, May 1, 1962, October 15, 1962, May 15, 1963, February 15, 1964, February 1, 1965, May 1, 1966, August 15, 1966, May 1, 1967, February 1, 1968, January 15, 1969, October 1, 1969, December 1, 1970, September 15, 1971, August 15, 1972, February 1, 1974, July 1, 1974, November 1, 1974, March 1, 1975, March 15, 1976, July 1, 1977, November 1, 1978, June 15, 1979, September 15, 1979, October 1, 1979, April 1, 1980, November 15, 1980, May 15, 1981, August 1, 1981, December 1, 1981, January 16, 1982, April 15, 1982, November 1, 1982, November 1, 1982, January 1, 1983, May 1, 1983, December 1, 1984, March 15, 1985, October 1, 1985, October 15, 1985, March 1, 1986, March 15, 1986, April 15, 1986, April 15, 1986, July 1, 1986, September 1, 1986, September 1, 1986, December 1, 1986, July 1, 1987, October 15, 1987, November 1, 1987, February 15, 1988, April 15, 1988, July 1, 1988, August 15, 1988, September 15, 1988, January 15, 1989, May 1, 1990, June 15, 1990, August 15, 1990, December 1, 1990,