(6)Public Employee Retirement and Disability Data System. The public employee retirement administration commission shall establish and maintain a comprehensive system of data relative to the contributory retirement and disability systems. The data system shall include sufficient information:(a) to produce accurate and up-to-date actuarial valuations, reports, and projections for each retirement system;(b) in each of the areas of (1) disability retirement pursuant to sections six and seven, (2) disability after retirement pursuant to section five, (3) compensation pursuant to chapter one hundred and fifty-two, and (4) leave without loss of pay pursuant to section one hundred and eleven F of chapter forty-one, to review the status of each disabled individual as well as to review and report disability rates, types of disability, types of occupational injuries, effects of particular risk factors, effects of wellness and rehabilitation programs, and costs of disability programs, and to compare employment statistics by occupation with disability statistics;(c) to produce an annual report of the investment portfolio, return on investment, and management performance of each retirement system;(d) to index the decisions of the contributory retirement appeal board and other interpretations of retirement and disability law; and(e) to calculate and record assessments on each retirement system by the division of public employee retirement administration.Each board shall provide the commission with such information as the commission deems necessary to establish and maintain the data system. The executive head of each governmental unit of the head of each department shall provide the commission each year with such employment and occupational information as he deems necessary to establish and maintain the data system, in such form as he requires.
The commission shall make any information or data collected pursuant to this section available to the retirement law commission upon request of said commission.