{"data":{"id":"us-il/40-ilcs-5-16-112","jurisdiction":"us-il","citation":"40 ILCS 5/16-112","heading":"Regular interest.","body":"(Text of Section WITH the changes made by P.A. 98-599, which has been held unconstitutional)\n\"Regular interest\":\n(a) For computations based upon prior service credits, interest at the following rates compounded annually: For periods prior to July 1, 1947, 4% per year; for periods from July 1, 1947 through June 30, 1971, 3% per year; for periods from July 1, 1971 through June 30, 1977 at the rate of 4% per year; for periods from July 1, 1977 through June 30, 1981, 5% per year; for periods after June 30, 1981 through June 30, 2014, 6% per year.\n(b) For computations based upon membership service credits, interest at the following rates, compounded annually: For periods prior to July 1, 1971, 3% per year; for periods from July 1, 1971 through June 30, 1977, 4% per year; for periods from July 1, 1977 through June 30, 1981, 5% per year; for periods after June 30, 1981 through June 30, 2014, 6% per year.\n(c) For a fiscal year that begins on or after July 1, 2014, for all computations, the interest rate of 30-year United States Treasury bonds on July 1 of that given fiscal year, plus 75 basis points.\n(Text of Section WITHOUT the changes made by P.A. 98-599, which has been held unconstitutional)\nRegular interest. \"Regular interest\":\n(a) For computations based upon prior service credits, interest at the following rates compounded annually: For periods prior to July 1, 1947, 4% per year; for periods from July 1, 1947 through June 30, 1971, 3% per year; for periods from July 1, 1971 through June 30, 1977 at the rate of 4% per year; for periods from July 1, 1977 through June 30, 1981, 5% per year; for periods after June 30, 1981, 6% per year.\n(b) For computations based upon membership service credits, interest at the following rates, compounded annually: For periods prior to July 1, 1971, 3% per year; for periods from July 1, 1971 through June 30, 1977, 4% per year; for periods from July 1, 1977 through June 30, 1981, 5% per year; for periods after June 30, 1981, 6% per year.","path":["CHAPTER 40 PENSIONS","Illinois Pension Code."],"source_url":"https://www.ilga.gov/legislation/ILCS/details?ActID=638\u0026ChapterID=9\u0026ChapAct=FullText\u0026Print=True","current_through":"at least Public Act 104-790","vintage":"","retrieved_at":"2026-09-15T04:46:20Z","sha256":"62d872e5436e98398ac4ba8184494da185341846753a4495dbd55ff17d0cd6a2","source_id":"us-il","stale":false,"prev":"us-il/40-ilcs-5-16-111.1","next":"us-il/40-ilcs-5-16-113"},"notice":"GroundRules: Original legal text. Not legal advice."}