Did regulations change from 2020 to 2021 regarding allowable calibers?
Yes, the new regulations expanded what is legal for deer hunting. Hunters are no longer limited to using straight walled cartridge rifles. Everything that was legal in 2020 is also legal in 2021.
Will it change in the future?
It would take a change in Iowa law through the Legislature to make changes to allowable cartridges. No changes are being proposed or discussed for the foreseeable future.
How do I determine my cartridge size?
The caliber, or bullet diameter, is typically printed on the ammo box.
Is the list of allowable cartridges in the regulations a complete list?
No, it's not. We have tried to include common ones, but there are many less popular cartridges not shown on the list. The most important criteria is, that it is at least .350 but no greater than .500.
Are .350 and .500 "in or out" of what's legal?
They are legal. It it's .349 or less OR .501 or more, it's not legal.
Can I use a revolver and are there limits on size?
A revolver is legal if the barrel is at least 4 inches long
I just bought a .350 Legend. Is it legal or not legal?
I just bought a .45-70. Is it legal or not legal?
What bottle-shaped cartridges are legal?
All of them with a bullet diameter between 0.350" and 0.500".
How do I verify whether or not my cartridges are legal if I still have questions after reading this Q/A and the regulations?
Contact your local conservation officer. A list is available on p. 53 of the hunting regulations or by clicking here.
Is there a magazine capacity limit for deer hunting in Iowa?
No, there is not a maximum round count for rifle or shotgun magazines for deer hunting in Iowa.