SOUTHWEST GAS CORPORATION $300,000,000 5.800% Senior Notes due December 1, 2027 UNDERWRITING AGREEMENTUnderwriting Agreement • December 1st, 2022 • Southwest Gas Corp • Natural gas transmisison & distribution • New York
Southwest Gas Corporation, a California corporation (the “Company”), proposes to issue and sell to the several underwriters (the “Underwriters”) named in Schedule 1 attached to this agreement (this “Agreement”), acting severally and not jointly, the respective amounts set forth in such Schedule 1 of $300,000,000 aggregate principal amount of its 5.800% Senior Notes due December 1, 2027 (the “Securities”). The Securities will be issued pursuant to an Indenture dated as of June 4, 2020 (the “Base Indenture”), and a supplemental indenture to be dated as of December 1, 2022 (the “Supplemental Indenture” and together with the Base Indenture, the “Indenture”) between the Company and The Bank of New York Mellon Trust Company, N.A., as trustee (the “Trustee”). This is to confirm the agreement concerning the purchase of the Securities from the Company by the Underwriters.
SOUTHWEST GAS CORPORATION, as Issuer and The Bank of New York Mellon Trust Company, N.A., as Trustee FOURTH SUPPLEMENTAL INDENTURE Dated as of December 1, 2022 5.800% SENIOR NOTES DUE 2027Fourth Supplemental Indenture • December 1st, 2022 • Southwest Gas Corp • Natural gas transmisison & distribution • New York
FOURTH SUPPLEMENTAL INDENTURE, dated as of December 1, 2022, between Southwest Gas Corporation, a California corporation (the “Company”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as Trustee (the “Trustee”).
