By virtue of paragraph(s) 3 of Part 1 of Schedule 12A of the Local Government Act 1972.
Information relating to the financial or business affairs of any particular person (including the authority holding that information).
The public interest in maintaining the exemption outweighs the public interest in disclosing the information because the report contains commercially sensitive information relating to a land transaction that, if published, would prejudice the Councils’ negotiating position, meaning that it would not be able to achieve best value.