The list below shows the federal regulations and notices for the Ambulatory Surgical Center (ASC)
| CMS-1525-CN | Hospital Outpatient Prospective Payment, Corrections | 01/04/2012 |
| CMS-1525-P | Proposed Changes to the Ambulatory Surgical Center Payment System and CY 2012 Payment Rates | 01/01/2012 |
| CMS-1525-FC | Final Changes to the Ambulatory Surgical Center Payment System and CY 2012 Payment Rates | 01/01/2012 |
| CMS-1504-FC | Final Changes to the ASC Payment System and CY 2011 Payment Rates | 01/01/2011 |
| CMS-1504-P | Proposed Changes to the Ambulatory Surgical Center Payment System and CY 2011 Payment Rates | 07/02/2010 |
| CMS-1414-CN2 | Changes to the Hospital Outpatient PPS and Ambulatory Surgery Center PPS and CY 2010 Payment Rates | 07/02/2010 |
| CMS-1414-FC | Final Changes to the ASC Payment System and CY 2010 Payment Rates | 01/01/2010 |
| CMS-1414-CN | Changes to the Ambulatory Surgical Center Payment System and CY 2010 Payment Rates | 12/29/2009 |
| CMS-1414-P | Proposed Changes to ASC Payment System and CY 2010 Payment Rates | 07/01/2009 |
| CMS-1404-CN | Changes to the Ambulatory Surgical Center Payment System and CY 2009 Payment Rates | 01/26/2009 |