9. Washington & Missouri
| Washington | Missouri | |
| Universal Background Check: | A background check is required for all sales | None |
| Waiting Period: | 10 Days for semi-automatic “assault rifles” and 10 Days to complete a background check | None |
| Gun Bans: | None | None |
| Capacity Limit: | None | None |
| Conceal Carry: | Shall Issue | Constitutional Carry |
| Open Carry: | No (excluding specific circumstances) | Yes |
| Self-Defense: | Stand your Ground Law | Stand Your Ground Law |
| Governor: | Democrat | Republican |
| State Legislature: | Democrat Control | Republican Control |
