Since it is federally illegal banks and the different card processing servers will not deal with “federally Illegal activities”. If you look at the fine print for Square they also do not allow the user to conduct sales of ammo, firearms or any gun parts. You have to set things up for cash transactions or figure out how to list your “product” so that it is legal to run credit card transactions with. Also PayPal or Pay anywhere are great companies to accept credit cards. Pay Anywhere also was giving out a free card reader that allowed you to use the chip or swipe where others were charging for a chip reader (granted it is bluetooth for a mobile reader).
So. According to the Controlled Substance Act definition itself, certain parts of the cannabis plant are clearly illegal, while others fall into a grayer area. One of these – for the most part – is CBD extracted from the “legal” parts of the cannabis plant, and non-marijuana industrial hemp plants, which, as defined by Section 7606 of the Farm Bill are cannabis plants with less than 0.3 percent THC.