Dividend Declaration & Dividend Forward Guidance

4 March 2021

SDCL Energy Efficiency Income Trust plc

("SEEIT" or the "Company")

Interim Dividend Declaration and Target Dividend Forward Guidance

Interim Dividend

SDCL Energy Efficiency Income Trust plc is pleased to announce the third quarterly interim dividend in respect of the three month period ended 31 December 2020 of 1.375 pence per Ordinary Share. The shares will go ex-dividend on 11 March 2021 and the dividend will be paid on 31 March 2021 to shareholders on the register as at the close of business on 12 March 2021.

Target Dividend Forward Guidance

Having reviewed with the Investment Manager the future cash flow projections from the Company's current portfolio in the near and medium term, the Board is pleased to report that the Company will target an annual dividend of 5.62 pence per Ordinary Share for the 12 month period commencing 1 April 2021 and a progressive dividend thereafter*. The annual dividend target will continue to be paid in equal quarterly instalments.

For Further Information

* The dividend target stated above is a target only and not a profit forecast. There can be no assurance that this target will be met and it should not be taken as an indication of the Group's expected future results which may be impacted by events or circumstances existing or arising after the date of this announcement. Accordingly, potential investors should not place any reliance on this target in deciding whether or not to invest in the Company and should decide for themselves whether or not this target is reasonable or achievable.

About SEEIT

SDCL Energy Efficiency Income Trust plc is the first UK listed company of its kind to invest exclusively in the energy efficiency sector. Its projects are primarily located in the UK, Europe and North America and include, inter alia, a portfolio of cogeneration assets in Spain, a portfolio of recycled energy and cogeneration projects in the United States, a regulated gas distribution network in Sweden and, most recently, a portfolio of commercial and industrial solar and storage projects in the United States.

The Company aims to deliver shareholders value through its investment in a diversified portfolio of energy efficiency projects which are driven by the opportunity to deliver lower cost, cleaner and more reliable energy solutions to end users of energy.

The Company is targeting an attractive total return for shareholders of 7-8 per cent. per annum (net of fees and expenses and by reference to the initial issue price of £1.00 per Ordinary Share), with a stable dividend income, capital preservation and the opportunity for capital growth. The Company is targeting a dividend of 5.5p per share in respect of the financial year to 31 March 2021. SEEIT's last published NAV was 102.0p per share as at 30 September 2020.

Past performance cannot be relied on as a guide to future performance.

Further information can be found on the Company's website at www.seeitplc.com.

Investment Manager

SEEIT's Investment Manager is Sustainable Development Capital LLP ("SDCL"), an investment firm established in 2007, with a proven track record of investment in energy efficiency and decentralised generation projects in the UK, Continental Europe, North America and Asia.

SDCL is headquartered in London and also operates worldwide from offices in New York, Dublin, Madrid, Hong Kong and Singapore. SDCL is authorised and regulated in the UK by the Financial Conduct Authority.

Further information can be found at www.sdclgroup.com.