<Table> Patient Protection and Affordable Care Act <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Long title </Th> <Td> The Patient Protection and Affordable Care Act </Td> </Tr> <Tr> <Th> Acronyms (colloquial) </Th> <Td> PPACA, ACA </Td> </Tr> <Tr> <Th> Nicknames </Th> <Td> Obamacare, Affordable Care Act, Health Insurance Reform, Healthcare Reform </Td> </Tr> <Tr> <Th> Enacted by </Th> <Td> the 111th United States Congress </Td> </Tr> <Tr> <Th> Effective </Th> <Td> March 23, 2010; 8 years ago (2010 - 03 - 23) Most major provisions phased in by January 2014; remaining provisions phased in by 2020; individual mandate repealed starting 2019 </Td> </Tr> <Tr> <Th_colspan="2"> Citations </Th> </Tr> <Tr> <Th> Public law </Th> <Td> 111--148 </Td> </Tr> <Tr> <Th> Statutes at Large </Th> <Td> 124 Stat. 119 through 124 Stat. 1025 (906 pages) </Td> </Tr> <Tr> <Th_colspan="2"> Legislative history </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Introduced in the House as the "Service Members Home Ownership Tax Act of 2009" (H.R. 3590) by Charles Rangel (D--NY) on September 17, 2009 </Li> <Li> Committee consideration by Ways and Means </Li> <Li> Passed the House on November 7, 2009 (220--215) </Li> <Li> Passed the Senate as the "Patient Protection and Affordable Care Act" on December 24, 2009 (60--39) with amendment </Li> <Li> House agreed to Senate amendment on March 21, 2010 (219--212) </Li> <Li> Signed into law by President Barack Obama on March 23, 2010 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Major amendments </Th> </Tr> <Tr> <Td_colspan="2"> Health Care and Education Reconciliation Act of 2010 Comprehensive 1099 Taxpayer Protection and Repayment of Exchange Subsidy Overpayments Act of 2011 Public Law 115 - 97 proposed as the Tax Cuts and Jobs Act of 2017 </Td> </Tr> <Tr> <Th_colspan="2"> United States Supreme Court cases </Th> </Tr> <Tr> <Td_colspan="2"> National Federation of Independent Business v. Sebelius Burwell v. Hobby Lobby King v. Burwell </Td> </Tr> </Table> <Tr> <Th> Long title </Th> <Td> The Patient Protection and Affordable Care Act </Td> </Tr>

When did the affordable care act come into effect
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