Wyoming

Minimum .24 caliber (6mm) with expanding bullets and minimum cartridge overall length of 2 inches for deer, pronghorn, and bighorn sheep. Minimum .27 caliber (e.g., .270 Win, 7mm Mag, .30-06, .300 Win Mag) with minimum 130-grain bullet required for elk, moose, mountain goat, and grizzly bear. Silencers / suppressors are 100% legal for all hunting take with ATF paperwork.

Muzzleloading rifles .40 caliber or larger firing a lead projectile of at least 250 grains for deer/pronghorn; minimum .50 caliber with lead bullet of at least 300 grains for elk and moose. Modern in-line muzzleloaders with optical scopes and closed 209 ignitions are legal during both the special muzzleloader season and general firearms seasons.

Compound, recurve, and longbows. Minimum 40 lb draw weight for deer, pronghorn, and bighorn sheep; minimum 50 lb draw weight for elk, moose, bear, and bison. Broadheads must have minimum 7/8-inch cutting width. Mechanical broadheads legal. Non-electronic sights only (lighted nocks legal). Special archery license endorsement required for early archery season.

Fully legal for ALL licensed hunters during both the special archery season and general rifle seasons. Crossbows must have a minimum draw weight of 90 lbs, minimum bolt length of 16 inches, and utilize broadheads with minimum 7/8-inch cutting diameter and working mechanical safety.

Centerfire handguns chambered for cartridges with minimum bullet diameter of .357 inches (such as .357 Magnum, .41 Mag, .44 Mag, .45 Colt, 10mm Auto) and overall cartridge length of at least 1.25 inches. Expanding bullets mandatory. Widely carried as backup defense against grizzly bears in northwestern Wyoming GMUs.

10, 12, 16, and 20 gauge shotguns firing non-toxic shot (steel, bismuth, tungsten-polymer) required for waterfowl statewide. 12 and 20 gauge shotguns with rifled slugs permitted for deer in designated weapon-restricted agricultural corridors and suburban weapon limits.