Conn. Agencies Regs. § 12-217jj-11
When an applicant or other entity submits information it considers to be of a proprietary or confidential nature in connection with its applications for eligibility certification and issuance of tax credit vouchers or notice of transfer of tax credits, such information shall be clearly marked or labeled "CONFIDENTIAL" in capital letters. The applicant or other entity shall also submit a statement briefly setting forth the grounds on which the information should be treated as confidential. Upon the Commission's determination that such information may be lawfully maintained by it as confidential, it shall maintain such portions of the application or notice of transfer of tax credits as confidential to the extent permitted by law.
Conn. Agencies Regs. § 12-217jj-11