SPECTRA ENERGY PARTNERS, LP $400,000,000 Floating Rate Senior Notes due 2020 UNDERWRITING AGREEMENT June 2, 2017Spectra Energy Partners, LP • June 7th, 2017 • Natural gas transmission • New York
Spectra Energy Partners, LP, a Delaware limited partnership (the “Partnership”), proposes to issue and sell to the several underwriters named in Schedule II hereto (the “Underwriters”), for whom you are acting as manager (the “Manager”), $400,000,000 aggregate principal amount of its Floating Rate Senior Notes due 2020 (the “Notes”). The Notes are to be issued under an indenture dated as of June 9, 2011 (the “Base Indenture”), between the Partnership and Wells Fargo Bank, N.A., as trustee (the “Trustee”), as supplemented by (a) the Third Supplemental Indenture, dated as of June 30, 2014 (the “Third Supplemental Indenture”), and (b) the Sixth Supplemental Indenture, to be dated as of June 7, 2017 (the “Sixth Supplemental Indenture” and, together with the Third Supplemental Indenture, the “Supplemental Indentures”). The Supplemental Indentures, together with the Base Indenture, are hereinafter referred to as the “Indenture.” If the firm or firms listed in Schedule II hereto include only
