If the land was held in a JOINT TENANCY WITH RIGHT OF SURVIVORSHIP then you can probably file a certified copy of the death certificate with the county clerk in Oregon. Ask the clerk for details.
If it was held as TENANTS IN COMMON, her interest passes according to her Will, which if whe had one, would usually require an ancillary probate in Oregon, or if not, according to the laws of Intestate Succession of OREGON, not her state of residence. That requires a lawyer in Oregon.
If it was held as TENANTS IN COMMON, her interest passes according to her Will, which if whe had one, would usually require an ancillary probate in Oregon, or if not, according to the laws of Intestate Succession of OREGON, not her state of residence. That requires a lawyer in Oregon.