Section 305.580 - Exclusive remedies for certain determinations; priority of petitions(1) The provisions of ORS 305.583, 305.585, 305.587 and 305.589 shall provide the exclusive remedy for determination of questions concerning: (a) The effect of the limits of section 11b, Article XI of the Oregon Constitution on taxes, fees, charges and assessments of units of government.(b) The authorized uses of the proceeds of bonded indebtedness described in section 11 (11)(d), Article XI of the Oregon Constitution.(2) A petition filed with the regular division of the Oregon Tax Court pursuant to ORS 305.583, 305.585, 305.587 or 305.589 shall have priority over all other cases pending before the regular division and shall be heard and decided as soon after coming to issue as is reasonably possible.