all regulatory agencies in the unites states use a system

of regulations and oversight to ensure compliance with federal laws and protections. Some of the major regulatory agencies in the United States include:

1. Food and Drug Administration (FDA): Responsible for regulating and ensuring the safety of food, drugs, medical devices, cosmetics, and tobacco products.

2. Environmental Protection Agency (EPA): Charged with protecting human health and the environment by enforcing environmental laws and regulations.

3. Federal Communications Commission (FCC): Regulates and supervises communication systems, including radio, television, and telecommunication services.

4. Securities and Exchange Commission (SEC): Oversees the securities industry, including stock exchanges, brokers, investment advisors, and publicly-traded companies, to protect investors.

5. Occupational Safety and Health Administration (OSHA): Ensures safe and healthy working conditions by enforcing workplace safety regulations and providing education and training.

6. Consumer Financial Protection Bureau (CFPB): Responsible for protecting consumers in the financial marketplace, including credit cards, mortgages, and other consumer financial products.

7. Federal Aviation Administration (FAA): Regulates and oversees civil aviation within the United States and ensures the safety and efficiency of the national airspace system.

8. Federal Trade Commission (FTC): Enforces consumer protection laws and promotes fair competition to prevent deceptive or unfair business practices.

9. National Highway Traffic Safety Administration (NHTSA): Sets and enforces vehicle performance standards and mandates safety recalls to ensure the safety of motorists and passengers.

10. Internal Revenue Service (IRS): Enforces tax laws and collects federal taxes, ensuring compliance and fairness in the nation's tax system.

These are just a few examples, and there are many other regulatory agencies at the federal, state, and local levels that oversee various sectors and industries.