On June 20, 2024, Hannon Armstrong Sustainable Infrastructure Capital, Inc. commenced, subject to market conditions, a private offering (the ?Offering?) of green senior unsecured notes (the ?Notes?). At issuance, the Notes will be guaranteed by Hannon Armstrong Sustainable Infrastructure, L.P., Hannon Armstrong Capital, LLC, HAT Holdings I LLC, HAT Holdings II LLC, HAC Holdings I LLC and HAC Holdings II LLC. The Company intends to utilize the net proceeds of the offering to temporarily repay a portion of the outstanding borrowings under the Company?s unsecured credit facility and to redeem the 6.00% Senior Notes due 2025 (the ?2025 Senior Notes?) issued by the Company?s indirect subsidiaries HAT Holdings I LLC and HAT Holdings II LLC and guaranteed by the Company, which are green bonds.

The Company will use cash equal to the net proceeds from this offering to acquire, invest in or refinance, in whole or in part, new and/or existing Eligible Green Projects (as defined below). Consistent with the Company?s publicly available Sustainability Investment Policy and the categories referenced by the International Capital Markets Association (?ICMA?) Green Bond Principles (?GBP?) and the Loan Syndications and Trading Association (?LSTA?) Green Loan Principles (?GLP?), ?Eligible Green Projects? as used herein means projects intended to reduce carbon emissions or provide other environmental benefits as outlined in the table below.

Eligible Green Projects are expected to be located in the United States. The United Nations has established 17 Sustainable Development Goals (?SDGs?), which serve as the blueprint to achieve a better and more sustainable future for all. Of the 17 SDGs, the Company has identified at least seven that closely align with the Company?s strategy and where the Company has the opportunity to create impact through its green financings.

These Eligible Green Projects may include projects with disbursements made during the 12 months preceding the issue date of the Offering and projects with disbursements to be made within two years following the issue date.