other staff employed in the public common schools included within this system in a position requiring certification under the law governing the certification of teachers;

other staff employed in any facility of the Department of Children and Family Services or the Department of Human Services, in a position requiring certification under the law governing the certification of teachers, and any person who (i) works in such a position for the Department of Corrections, (ii) was a member of this System on May 31, 1987, and (iii) did not elect to become a member of the State Employees’ Retirement System pursuant to Section 14-108.2 of this Code; except that “teacher” does not include any person who (A) becomes a security employee of the Department of Human Services, as defined in Section 14-110, after June 28, 2001 (the effective date of Public Act 92-14), or (B) becomes a member of the State Employees’ Retirement System pursuant to Section 14-108.2c of this Code;

regional superintendent of schools, State Superintendent of Education; any person employed by the State Board of Education as an executive; any executive of the boards engaged in the service of public common school education in school districts covered under this system of which the State Superintendent of Education is an ex-officio member;

operating in compliance with Article 23 of the School Code who is certificated under the law governing the certification of teachers, provided that he or she becomes such an employee before the effective date of this amendatory Act of the 99th General Assembly;

system on August 17, 2001 (the effective date of Public Act 92-416), or

after August 17, 2001;

other staff employed by and under the supervision and control of a regional superintendent of schools or the chief administrative officer of the education service centers established under Section 2-3.62 of the School Code and serving that portion of a Class II county outside a city of 500,000 or more inhabitants, provided such employment position requires the person to be certificated under the law governing the certification of teachers and is in an educational program serving 2 or more districts in accordance with a joint agreement authorized by the School Code or by federal legislation;

other staff employed in an educational program serving 2 or more school districts in accordance with a joint agreement authorized by the School Code or by federal legislation and in a position requiring certification under the laws governing the certification of teachers;

organization or officer of a national teacher organization who is certified under the law governing certification of teachers, provided: (i) the individual had previously established creditable service under this Article, (ii) the individual files with the system an irrevocable election to become a member before the effective date of this amendatory Act of the 97th General Assembly, (iii) the individual does not receive credit for such service under any other Article of this Code, and (iv) the individual first became an officer or employee of the teacher organization and becomes a member before the effective date of this amendatory Act of the 97th General Assembly;

other staff employed in a charter school operating in compliance with the Charter Schools Law who is certificated under the law governing the certification of teachers;

this amendatory Act of the 94th General Assembly, by the Macon-Piatt Regional Office of Education in a birth-through-age-three pilot program receiving funds under Section 2-389 of the School Code who is required by the Macon-Piatt Regional Office of Education to hold a teaching certificate, provided that the Macon-Piatt Regional Office of Education makes an election, within 6 months after the effective date of this amendatory Act of the 94th General Assembly, to have the person participate in the system. Any service established prior to the effective date of this amendatory Act of the 94th General Assembly for service as an employee of the Macon-Piatt Regional Office of Education in a birth-through-age-three pilot program receiving funds under Section 2-389 of the School Code shall be considered service as a teacher if employee and employer contributions have been received by the system and the system has not refunded those contributions.