FTR colorado has an affirmative defense (e.g. lawful use of deadly physical force) for imminent belief in felony arson.
You're late to the party. See reply #37.
The conclusion is that the section is only applicable if it's arson against structures. For arson against people, normal self-defense laws apply.
O2
YOU are the first responder. Police, fire and medical are SECOND responders.
When seconds count, the police are mere minutes away...
Gun registration is gun confiscation in slow motion.