(2) The provisions of this section apply only to:
(a) A member, other than a school employee as defined by ORS 238A.140, who has accrued 10 years or more of retirement credit before the member becomes disabled;
(b) A member who is a school employee as defined by ORS 238A.140 and who was an active member in 10 or more calendar years before the member becomes disabled; or
(c) A member who becomes disabled by reason of injury or disease sustained while in the actual performance of duty.
(3) A disability benefit under this section shall be paid until:
(a) The member is no longer disabled; or
(b) The member attains normal retirement age under ORS 238A.160.
(4) A member is considered to be disabled for the purpose of this section if the member is found, after being examined by one or more physicians selected by the board, to be mentally or physically incapacitated for an extended duration and unable to perform any work for which qualified, by reason of injury or disease that was not intentionally self-inflicted. [2003 c.733 §25a; 2005 c.808 §36; 2009 c.103 §3]