(a) As used in this Code section, the term "retirement system" means any public retirement system created by this title.

(b) Any other provision of law to the contrary notwithstanding, the following records maintained by a retirement system are exempted from being open to inspection by the general public:

(1) Records containing wiring or automated clearing house transfer of funds instructions or access codes;

(2) Records containing bank account numbers;

(3) All proprietary computer software; and

(4) Any business, financial, or personal information in the possession of such retirement system concerning a party other than such retirement system.

(c) Any other provision of law to the contrary notwithstanding, the following records maintained by a retirement system are exempted from being open to inspection by the general public for a period of one year from the date such records were created:

(1) Records containing investment advice rendered by any investment advisor or retirement system employee;

(2) Exhibits to minutes of retirement system board meetings or investment committee board meetings which contain securities trading information;

(3) Securities trade tickets, confirmations, and other records pertaining to securities trades; and

(4) Records which contain proposed terms of sale for real property owned by a retirement system; provided, however, that the records defined in this paragraph shall be subject to disclosure at any time after the sale of real property is consummated.

(d) Any other provision of law to the contrary notwithstanding, the following records maintained by a retirement system are exempted from being open to inspection by the general public until the end of the calendar quarter following the calendar quarter in which the record is created:

(1) Records which contain information relating to the investment portfolio composition and positions; and

(2) Exhibits to minutes of retirement system board meetings or investment committee board meetings which contain information relating to investment portfolio composition and positions.

(e) The provisions of subsections (b), (c), and (d) of this Code section shall not restrict access to records:

(1) By an employee of a retirement system in the course of his or her official duties;

(2) Subject to subpoena or other legal process of a court or administrative agency having competent jurisdiction in legal proceedings in which the state or a retirement system is a party;

(3) In criminal prosecutions or other criminal actions brought by state or federal law enforcement authorities;

(4) Given to federal or state regulatory or law enforcement agencies in the course of their official duties; or

(5) Given to the Attorney General and the Department of Law, the Office of Planning and Budget, or the state auditor and the Department of Audits and Accounts for use and public disclosure in the ordinary performance of those officers' and offices' duties.