I don’t know about other jurisdictions, but in Canada there is actually a law in place that allows the receiver of a payment to refuse more than a certain amount of the payment in coins.<p>A quick googling turns up this Wikipedia page:<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Legal_tender" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Legal_tender</a><p>The net-net is that an armoured truck full of coins is not necessarily “legal tender” in every country.