Or. Rev. Stat. § 79A.3340
(4) Except as otherwise provided in subsection (8) of this section, a perfected security interest in fixtures has priority over a conflicting interest of an encumbrancer or owner of the real property if the debtor has an interest of record in or is in possession of the real property and:
(5) A perfected security interest in fixtures has priority over a conflicting interest of an encumbrancer or owner of the real property if:
(a) The debtor has an interest of record in the real property or is in possession of the real property and the security interest:
(b) Before the goods become fixtures, the security interest is perfected by any method permitted by this chapter and the fixtures are readily removable:
(d) The security interest is:
(6) A security interest in fixtures, whether or not perfected, has priority over a conflicting interest of an encumbrancer or owner of the real property if:
[Formerly 79.0334]