What is the role of the internal revenue service?

The role of the Internal Revenue Service (IRS) is to administer and enforce the tax laws of the United States. The IRS is responsible for collecting taxes, processing tax returns, and providing assistance and guidance to taxpayers. The agency also investigates and enforces tax laws to ensure compliance from individuals and businesses. Additionally, the IRS is responsible for issuing refunds, processing tax payments, and conducting audits to ensure that taxpayers are reporting their income and deductions accurately.