They “essentially stipulated that they wouldn't authorize any cryptocurrency to be offered by regulated financial companies.” Also read: SEC Chair ...
source https://www.google.com/url?rct=j&sa=t&url=https://news.bitcoin.com/mexico-central-bank-publishes-catch-22-rules-cryptocurrency-exchanges/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNGlGOIRXXKkEohO5Y-ehpOBhE1uOg