This well documented article may surprise USA citizens).

4) What we are not telling you is that a separate emergency declaration pursuant to Section 564 of the Federal Food, Drug, and Cosmetic (FD&C) Act was issued by the Secretary of HHS in February 2020. An emergency declaration issued pursuant to Section 564 of the FD&C Act remains in effect until terminated by the HHS Secretary. The timing to conclude the EUA is to be determined; it will not conclude on May 11, 2023, with the other declarations. 

https://rwmalonemd.substack.com/p/ending-the-usg-covid-19-public-health?