(1) Any provisions of local charters and ordinances adopted pursuant thereto in existence on October 5, 1973, and not in conflict with the rights and duties established in ORS 240.060, 240.065, 240.080, 240.123, 243.650 to 243.809 and 341.290 may remain in full force and effect after the Employment Relations Board has determined that no conflict exists.
(2) Notwithstanding ORS 243.650 (4) and (7)(a) and subsection (1) of this section, any provisions of a city charter or ordinance that relate to the establishment of a local community oversight board created to oversee disciplinary matters concerning law enforcement officers, as defined in ORS 131.930, shall remain in full force and effect provided that:
(a) A measure that included the question of whether to establish the local community oversight board was referred to the people of the city at an election held on or after July 1, 2020; and
(b) A majority of voters voting on the measure voted in favor of the establishment of the board.