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Q&A · Hunting

Are there any limitations of 7mm Rem Mag in hunting regulations?

April 5, 2026

Quick Answer

While the 7mm Remington Magnum is an effective caliber for hunting large game like elk, its use may be restricted by certain state or provincial regulations regarding cartridge length or bullet weight.

State and Provincial Restrictions

Several states and provinces have specific regulations regarding the use of the 7mm Remington Magnum for elk hunting. For example, in Wyoming, the minimum bullet weight is set at 120 grains for elk hunting with this caliber. In British Columbia, Canada, the use of the 7mm Remington Magnum is restricted to hunters using a muzzle brake or suppressor, which must be registered with the province’s firearms office.

Bullet Performance Considerations

When choosing a bullet for elk hunting with the 7mm Remington Magnum, it’s essential to consider the bullet’s weight, sectional density, and kinetic energy. A minimum bullet weight of 120 grains is generally recommended, with a sectional density of at least 0.22. This ensures that the bullet can penetrate deep enough to reach the elk’s vital organs. The kinetic energy requirement can vary depending on the state or province, but a minimum of 2,500 ft-lbs is often specified.

Ballistic Performance and Rifle Selection

To maximize the effectiveness of the 7mm Remington Magnum for elk hunting, it’s crucial to select a rifle with a suitable barrel length and weight. A 24-inch barrel is often recommended for this caliber, as it provides sufficient velocity and kinetic energy. Additionally, a rifle with a weight of at least 8 pounds can help to reduce recoil and improve accuracy.

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