13An offence under any of the following provisions of the Firearms Act 1968—
section 5 (possession of prohibited firearms)
section 16 (possession of firearm with intent to endanger life)
section 16A (possession of firearm with intent to cause fear of violence)
section 17(1) (use of firearm to resist arrest)
section 17(2) (possession of firearm at time of committing or being arrested for specified offence)
section 18 (carrying firearm with criminal intent).