THOMAS time line of ACA from introduction to final passageThere are 5 versions of Bill Number H.R.4872 for the 111th Congress all accessible via the above link.
1 . Reconciliation Act of 2010 (Reported in House - RH)[H.R.4872.RH]
2 . Health Care and Education Reconciliation Act of 2010 (Engrossed in House [Passed House] - EH)[H.R.4872.EH]
3 . Health Care and Education Reconciliation Act of 2010 (Placed on Calendar Senate - PCS)[H.R.4872.PCS]
4 . Resolved, That the bill from the House of Representatives (H.R. 4872) entitled `An Act to provide for reconciliation pursuant to Title II of the concurrent resolution on the budget... (Engrossed Amendment Senate - EAS)[H.R.4872.EAS]
5 . Health Care and Education Reconciliation Act of 2010 (Enrolled Bill [Final as Passed Both House and Senate] - ENR)[H.R.4872.ENR]