You won’t be walking across the border with an M4.  The buyer would need to pre-arrange import and the vender export in advance.

> On 29-May-2017, at 17:47, Stacy Schneider <vwcrewman@GMAIL.COM> wrote:
> 
>     My main reason for a Google search would be to get the cold hard facts and not someone's interpretation of the law. 
>       I am a gun owner in the states and know that few counties are as open as we are and I'd sure like to know the facts before I go messing with a Canadian border Cop.
> 
>                                          Stacy
> 
> Sent from my iPhone
> 
>> On May 29, 2017, at 12:28 PM, TJ Hemrick <x53gunner@GMAIL.COM> wrote:
>> 
>> Hey guys,
>> I found a Vanagon north of the border I want to trade a guy my gun for
>> (an M4 with all the goodies for those wondering) but he's unsure what the
>> laws are regarding owning a long rifle up there.  Any of you know for sure?
>> 
>> Thanks,
>> 
>> TJ