Mr. Adrian Hobkirk reports

LITHIUM SOUTH ANNOUNCES CLOSING DATE OF APRIL 7, 2026

Lithium South Development Corp. has arranged a closing date of April 7, 2026, for the arm's-length asset sale of its 100-per-cent-owned Hombre Muerto North lithium project package, as approved by shareholders on Feb. 19, 2026, and previously announced on July 30, 2025, Aug. 7, 2025, Nov. 20, 2025, Dec. 8, 2025, and Feb. 4, 2026. The transaction is for the sale of 100 per cent of the issued and outstanding shares of the company's wholly owned subsidiary, NRG Metals Argentina SA (which holds title to the HMN lithium package), with 99 per cent to Posco Argentina SAU and 1 per cent to Posco Holdings Inc.

The effective date of the payout of the cash consideration of 50.5 cents per common share pursuant to the plan of arrangement is expected to be finalized shortly and the shareholders will be apprised accordingly. The company will be making applications to delist from the TSX Venture Exchange and the OTCQB market and an application to cease being a reporting issuer.

The company wishes to remind its registered shareholders that they are required to complete and return a letter of transmittal to the company's transfer agent, Computershare Investor Services Inc., in order to receive the cash consideration for their common shares pursuant to the plan of arrangement. The letter of transmittal may be retrieved from the company's profile on SEDAR+ posted on Jan. 29, 2026, or contact Computershare by phone at 1-800-564-6253 or by e-mail at corporateactions@computershare.com. Further details can also be found on Lithium South's website.

Non-registered shares held with financial intermediaries will be handled by the institution in co-ordination with Computershare Trust Company.

We seek Safe Harbor.