Company Announcements

2 March 2023

TRITAX BIG BOX REIT PLC

(the "Company" or, together with its subsidiaries, the "Group")

DIVIDEND DECLARATION

The Board of Directors of Tritax Big Box REIT plc (ticker: BBOX) has declared an interim dividend in respect of the period from 1 October 2022 to 31 December 2022 of 1.975 pence per ordinary share, payable on or around 30 March 2023 to shareholders on the register on 10 March 2023. The ex-dividend date will be 9 March 2023.

Following the payment of this dividend, the Company will have paid, in aggregate, 7.00 pence per ordinary share in respect of the year ended 31 December 2022, an increase of 4.5% against 2021.

1.750 pence of this dividend will be paid as a Property Income Distribution ("PID") in respect of the Company's tax-exempt property rental business and 0.225 pence will be paid as an ordinary UK dividend ("non-PID").

FOR FURTHER INFORMATION, PLEASE CONTACT:

The Company's LEI is: 213800L6X88MIYPVR714

NOTES:

Tritax Big Box REIT plc (ticker: BBOX) is the largest listed investor in high-quality logistics warehouse assets and controls the largest logistics-focused land platform in the UK. BBOX is committed to delivering attractive and sustainable returns for Shareholders by investing in and actively managing existing built investments and land suitable for logistics development, The Company focuses on well-located, modern logistics assets, typically let to institutional-grade tenants on long-term leases with upward-only rent reviews and geographic and tenant diversification throughout the UK. The Company seeks to exploit the significant opportunity provided by the imbalance between strong occupational demand and constrained supply of modern logistics real estate   in the UK.

The Company is a real estate investment trust to which Part 12 of the UK Corporation Tax Act 2010 applies (REIT), is listed on the premium segment of the Official List of the UK Financial Conduct Authority and is a constituent of the FTSE 250, FTSE EPRA/NAREIT and MSCI indices.

Further information on Tritax Big Box REIT is available at www.tritaxbigbox.co.uk