1. Ban all automatic and semi-automatic weapons with an exception to semi-auto pistols 9mm caliber and under and limit to ~6 round clips.
2. Rifles and shotguns must be limited to a size that prohibits concealment.
3. All owners must submit to full background check, undergo mandatory written and practical testing, and carry a photo ID card with owned weapons listed. Must be renewed every 5 years.
4. Each person limited to owning 1 pistol, 1 shotgun, and 2 rifles.
5. All weapons mist be stored with a trigger lock and in a locked safe.
6. Any violation is a felony and carries a minimum five year sentence.
7. 6 month buyback period for all illegal weapons, an additional 6 month amnesty period.
8. Allow for gun ranges and similar businesses to have and allow to people use certain semi-auto and automatic weapons for sport use but under tight restriction.
Basically, gets rid of the weapons that aren't needed for personal use (if you need a semi-auto AR-15 to hunt, you don't need to hunt), forces people to register and be trained (like we do with cars), forces people to keep good track of their weapons, and stops people from owning arsenals.