Yes, I remember back around 1985 I had my neighbor order 3 Swedish Mausers. He did and showed me the form he had to send to ATF. They actually ended up phoning him about it.
Current Fed. “Law” requires submission of a “Report of multiple firearm sales” ONLY for hand guns.
State “law” may have additional requirements.
All are unconstitutional infringements, but let’s not quibble. ;-)