Looks like the 450 bushmaster is now legal for Iowa's shotgun seasons, opening the door for a Ruger American.

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357 Magnum, .357 Maximum, .375 Winchester, .38 Super, .40 S&W, .401 Powermag, 10 mm Auto, .41 Remington Magnum, .41 Action Express, .44 S&W Special, .44 Remington Magnum, .44 Automag, .444 Marlin, .445 Super Mag, .45 ACP, .45 Colt, .45 Super Mag, .45 Winchester Magnum, .45 Silhouette, .450 Bushmaster, .451 Detonics, .454 Casull, .45-70 Govt., .460 Rowland, .460 S&W Mag, .475 Widley Magnum, .475 Linebaugh, .480 Ruger, .50 Action Express, .50 Linebaugh, .50 Beowulf and .500 S&W Mag.

Allowable Straight-walled Cartridge Criteria:

■ Center-fired straight-walled rimless cartridges chambered for handgun use with bullets from 0.357” to 0.500” diameter and a case length from 0.850” to 1.800.”

■ Center-fired straight-walled rimmed cartridges chambered for handgun use with bullets from 0.357” to 0.500” diameter with a case length from 1.285” to 1.800.”


Iowa DNR Regs

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