[citation needed] Flephedrone has been illegal in the UK since April 2010.

Flephedrone is illegal in Brazil since 2017 as an analogue or derivative of cathinone.

Flephedrone is most likely illegal in Australia as an analogue or derivative of cathinone.

[6] In the United States, flephedrone is temporarily listed as a Schedule I controlled substance.

[2] It is permanently listed as a Schedule I controlled substance in Florida,[7] Georgia, and Pennsylvania.