BOSTON PROPERTIES LIMITED PARTNERSHIP ISSUER to THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. TRUSTEE Supplemental Indenture No. 23 Dated as of September 29, 2021 of 2.450% Senior Notes due 2033Boston Properties LTD Partnership • September 29th, 2021 • Real estate investment trusts • New York
Company FiledSeptember 29th, 2021 Industry JurisdictionTHIS SUPPLEMENTAL INDENTURE NO. 23, dated as of September 29, 2021 (the “Twenty-Third Supplemental Indenture”), between BOSTON PROPERTIES LIMITED PARTNERSHIP, a Delaware limited partnership (the “Company”), and THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., a national banking association, as trustee (herein called the “Trustee”).