Originally Posted by
Hmac
Yes. The original mfgr of the receiver has to do that, and then the "maker" of the SBR also has to. The "maker" can use the original mfgr's serial number and model number, so if you're making an SBR you don't have to engrave that, but you do have to engrave your name, city, state just like the original mfgr did. According to the law, anyway. Like a lot of field law enforcement personnel, they don't always know every detail of every law that they're supposed to enforce. Likewise, as a typical government regulatory agency full of typical government functionaries, the advice you get when you call is highly likely to vary depending on whom you talk to.