Affordable Care Act (ACA)
The Affordable Care Act (ACA), signed in 2010, is the U.S. federal law that created the Health Insurance Marketplace, premium tax credits, and consumer protections such as guaranteed coverage of pre-existing conditions, according to HealthCare.gov.
Answers in this topic
- What is Obamacare?
- Can I stay on my parents' health plan until 26?
- Are pre-existing conditions covered under the ACA?
- Do I pay a penalty for not having health insurance?
- What is Minimum Essential Coverage?
- What are essential health benefits?
- Do Marketplace plans cover mental health and substance use?
- Do Marketplace plans cover preventive care?
- What is the ACA?
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Last verified: 2026-07-19