AZ SB1393

Creates a new felony offense for failing to secure a firearm when a minor gains access to it, requiring reasonable precautions such as locked storage or trigger locks.

Establishes five affirmative defenses including supervised use for hunting or sporting purposes, lawful self-defense, trespassing to obtain the firearm, agricultural use, and activities listed in section 13-3111.

Applies a seven-day arrest delay for family members when a minor's access to a firearm results in death or serious injury to the minor.

Classifies the offense as a class 6 felony, but elevates it to a class 4 felony if the minor discharges the firearm causing death or serious physical injury to any person.

Defines "minor" as a person under seventeen years of age and "readily dischargeable firearm" as a firearm loaded with ammunition.