Golden Finance reported that the U.S. state of Oklahoma has signed a bill to protect crypto-related rights into law. The Oklahoma State Legislature website shows that Governor Kevin Stitt approved HB 3594 on May 13. The bill took effect on November 1. Under the new law, the Oklahoma government may not prohibit, restrict or impair the use of cryptocurrencies in purchases or self-custody of cryptocurrencies. In addition, state and local governments cannot impose additional taxes or other fees specifically for cryptocurrencies. Legal currency taxes apply.