Answer:
Federal Insurance Contributions Act
Step-by-step explanation:
The Federal Insurance Contributions Act refers to a law that establishes the federal taxes that are deducted from employees' salaries to get the funds for social services like Medicare, disability insurance, among others. According to this, the answer is that the act that requires most employers to withhold certain amounts from employees' earnings for contributions to the Social Security and Medicare programs is called the Federal Insurance Contributions Act.