Demystifying the IRS: Understanding the United States Internal Revenue Service

Andy Chan
3 min readJan 23, 2024

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The Internal Revenue Service (IRS) is a cornerstone of the United States government, playing a central role in the collection and administration of federal taxes. From individual taxpayers to large corporations, the IRS is responsible for ensuring compliance with tax laws and facilitating the funding of government programs. In this article, we will explore the functions, responsibilities, and key aspects of the IRS.

  1. Background and Purpose: Established in 1862, the IRS operates under the Department of the Treasury and is tasked with the enforcement of tax laws enacted by Congress. Its primary purpose is to collect revenue to fund government activities, ranging from national defense to social programs.
  2. Tax Collection and Administration: The IRS is the federal agency responsible for collecting various taxes, including income taxes, payroll taxes, and excise taxes. It administers the tax code, which is a complex set of rules and regulations governing the assessment and collection of taxes from individuals, businesses, and other entities.
  3. Individual Income Tax: The largest source of revenue for the federal government comes from individual income taxes. The IRS oversees the annual process of filing income tax returns, where taxpayers report their income, deductions, and credits to determine the amount of taxes owed or refunded.
  4. Business and Corporate Tax: Businesses, including corporations, partnerships, and sole proprietorships, are subject to corporate income tax. The IRS ensures that businesses accurately report their income, expenses, and deductions in compliance with tax laws.
  5. Taxpayer Services: The IRS provides a range of services to taxpayers, including guidance on tax laws, assistance with tax return preparation, and resolution of tax-related issues. Online resources, helplines, and in-person assistance are available to help taxpayers understand and fulfill their tax obligations.
  6. Tax Enforcement and Compliance: The IRS employs a combination of education, assistance, and enforcement to ensure taxpayer compliance. Non-compliance can result in penalties, fines, or legal action. The IRS conducts audits to verify the accuracy of reported information and investigates cases of suspected tax evasion.
  7. Tax Refunds and Credits: The IRS processes tax returns and issues refunds to eligible taxpayers. Additionally, it administers various tax credits and deductions designed to incentivize certain behaviors, such as education, homeownership, and energy efficiency.
  8. Electronic Filing and Technology: In recent years, the IRS has embraced technology to streamline the tax-filing process. Electronic filing, or e-filing, allows taxpayers to submit their returns online, leading to faster processing and quicker refunds. The IRS also utilizes online tools and resources to enhance taxpayer communication.
  9. Taxpayer Rights: Taxpayers have specific rights when interacting with the IRS. These rights include the right to be informed, the right to quality service, the right to pay no more than the correct amount of tax, and the right to a fair and just tax system. Understanding these rights is crucial for maintaining a fair and transparent tax system.
  10. Oversight and Accountability: The IRS is subject to oversight by Congress, the Treasury Inspector General for Tax Administration (TIGTA), and the Government Accountability Office (GAO). Oversight ensures accountability and transparency in the agency’s operations.

The IRS plays a pivotal role in the functioning of the U.S. government by collecting the revenue needed to support public services and programs. Understanding the IRS, its functions, and the tax laws it administers is essential for individuals and businesses alike. As tax regulations evolve, staying informed about updates and utilizing available resources can help taxpayers navigate the complexities of the tax system and fulfill their obligations in a responsible and compliant manner.

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Andy Chan

Andy is a Peer Fellow and Junior accounting student at Hunter College. In his leisure, he indulges in espresso while crafting meaningful works.