OR UCrJI No. 1113. LIMITATIONS—DEFENSE OF PREMISES—DEADLY PHYSICAL FORCE
Even though a person may use a reasonable degree of physical force in defense of premises, there are certain limitations on this legal privilege. The defendant is not justified in using deadly physical force on another person unless [he / she] reasonably believes that A/B/C/D .
A the other person is committing or attempting to commit a felony involving the use or threatened imminent use of physical force against a person
B the other person is committing or attempting to commit a burglary in a dwelling
C the other person is using or about to use unlawful deadly physical force against a person
D it is necessary to prevent an arson or another felony by force and violence by the trespasser.