The US financial system is a complex interplay of governmental, institutional and individual actors that influence the overall structure and regulation. It is a collection of components, which are constantly changing to meet the needs of the ever-evolving economy. The United States Financial System is an intrinsic part of the American way of life, investing in businesses, earning interest, and managing personal budgeting.

This article will provide an overview of the US financial system structure and focus on the regulation that is in place. To provide a comprehensive understanding of the system, it is important to first discuss the financial sectors within the US, their uses and the services they provide.

Financial Sectors in the US
The US financial system can be broken down into distinct sectors including the public sector, private sector, and foreign sector.

Public Sector
The public sector, often times referred to as the “financial firmament,” comprises of government institutions like the Federal Reserve and the U.S. Department of the Treasury. The Federal Reserve and the U.S. Treasury operate independently from private actors and leverage their authority to organize the entire nation’s financial system. One of their primary responsibilities is to ensure the stability of the economy.

The Federal Reserve is the central banking system and the financial markets regulator of the US. It is in charge of setting the American money supply by controlling the nation’s monetary policy and controlling economic variables like inflation and interest rates. By holding reserves at the Fed in order to issue loans it controls the liquidity of financial institutions and institutions of the banking system.

The U.S. Department of the Treasury is responsible for taxing and spending, as well as controlling the money supply to provide secure economic and cash flow for the country. It is also responsible for the issuing of currency and establishing national debt strategies. The Treasury additionally serves as the liaison between the Federal Reserve and the government.

Private Sector
The private sector is a widely distributed network of private financial institutions like banks, credit unions, and insurance companies. Private sector financial institutions provide services such as loans, investments, insurance, and other financial products. These sectors operate independently from the government agencies and make profits by offering goods and services to the public for a fee.

Foreign Sector
The foreign sector is composed of foreign financial institutions, businesses, and investors that exist may exist outside of the United States. These foreign entities are primarily interested in the US financial markets as a means to invest their capital and strengthen the economic position of their country.

Financial Regulation
Financial regulation encompasses the rules, regulations and codes of conduct that exist to protect the stability of the financial system. It is implemented to reduce the risk of financial failure, limit fraud and reduce systemic risk.

Role of the Federal Reserve
The Federal Reserve plays a large role in financial regulation and is the primary supervisor of banks and other important financial institutions. Its powers consist of setting interest rates, controlling the money supply, and providing support for the financial markets. The Federal Reserve also has the ability to regulate the activities of banks and other financial institutions.

Banking Regulations
Banks are regulated on both the state and federal levels. There are many federal agencies responsible for regulation and supervision of banks including the Federal Deposit Insurance Corporation (FDIC), Office of Thrift Supervision (OTS), and National Credit Union Administration (NCUA). All banks are regulated by the Federal Reserve through its rules and policies. These regulations provide a framework for banks to operate in, as well as ensure the safety and soundness of the banking sector.

Securities Regulations
The securities industry is regulated by the Securities and Exchange Commission (SEC). The SEC is responsible for providing investor protection and preventing fraud. It is also in charge of setting standards and approving new financial instruments. The SEC also regulates the stock exchanges, brokerages, and investment advisors to promote transparency and fair financial markets.

Insurance Regulations
Insurance companies are regulated by states through the state Department of Insurance. Insurance companies are required to adhere to state laws and regulations, which vary from state to state.

The US financial system is a complex web of government institutions, private sector players, and foreign entities that all play a role in the functioning of the economy. Each sector provides necessary services and products to facilitate a healthy economy. Financial regulation is the basis for ensuring that there is stability in the markets and is governed by the Federal Reserve and other agencies. Understanding the components and regulations of the US financial system is essential to understanding how the economy functions.