By virtue of the Local Government Act 1993 Section 10A Paragraph 2
Information that would, if disclosed, confer a commercial advantage on a person with whom the council is conducting (or proposes to conduct) business
Commercial information of a confidential nature that would, if disclosed prejudice the commercial position of the person who supplied it
Commercial information of a confidential nature that would, if disclosed confer a commercial advantage on a competitor of the council
Commercial information of a confidential nature that would, if disclosed reveal a trade secret
Information that would, if disclosed, prejudice the maintenance of law
Matters affecting the security of the council, councillors, council staff or council property
Advice concerning litigation, or advice that would otherwise be privileged from production in legal proceedings on the ground of legal professional privilege