(a)
No city, county, or city and county shall prohibit a person or group of persons, authorized by one of the agencies in the Department of Consumer Affairs or an entity established pursuant to this code by a license, certificate, or other means to engage in a particular business, from engaging in that business, occupation, or profession or any portion of that business, occupation, or profession.
(b)
(1)No city, county, or city and county shall prohibit a healing arts professional licensed with the state under Division 2 (commencing with Section 500) or licensed or certified by an entity established pursuant to this code from engaging in any act or performing
any procedure that falls within the professionally recognized scope of practice of that licensee.
(2)
This subdivision shall not be construed to prohibit the enforcement of a local ordinance in effect prior to January 1, 2010, related to any act or procedure that falls within the professionally recognized scope of practice of a healing arts professional licensed under Division 2 (commencing with Section 500).
(c)
This section shall not be construed to prevent a city, county, or city and county from adopting or enforcing any local ordinance governing zoning, business licensing, or reasonable health and safety requirements for establishments or businesses of a healing arts professional licensed under Division 2 (commencing with Section 500) or licensed or certified by an entity established
under this code or a person or group of persons described in subdivision (a).
(d)
Nothing in this section shall prohibit any city, county, or city and county from levying a business license tax solely for revenue purposes, nor any city or county from levying a license tax solely for the purpose of covering the cost of regulation.