What the laws are written around
Three-dimensional fabrication
- Additive manufacturing, building solid objects layer by layer.
- Subtractive manufacturing: mills, lathes, and g-code routers that machine shaped, three-dimensional parts from solid stock.
- Producing a firearm, an unfinished frame or receiver, a magazine or a conversion device.
- Files or code that program a 3D printer or similar device to produce those parts.