| Date | Action | Location | Vote |
| 2/3/2012 | Bill Numbered but not Distributed | LRGC | |
| 2/3/2012 | Numbered Bill Made Available for Public Distributi | LRGC | |
| 2/6/2012 | House/ received bill from Legislative Research | HCLERK | |
| 2/6/2012 | House/ 1st reading (Introduced) | HSTRUL | |
| 2/9/2012 | House/ to standing committee | HSTBUS | |
| 2/13/2012 | House/ received fiscal note from Fiscal Analyst | HSTBUS | |
| 2/13/2012 | House Comm - Substitute Recommendation | HSTBUS | |
| 2/13/2012 | House Comm - Amendment Recommendation | HSTBUS | |
| 2/13/2012 | House Comm - Favorable Recommendation | HSTBUS | 14 0 0 |
| 2/13/2012 | Bill Substituted by Standing Committee | HSTBUS | |
| 2/14/2012 | House/ comm rpt/ substituted/ amended | HSTBUS | |
| 2/14/2012 | House/ 2nd reading | H3RDHB | |
| 2/15/2012 | House/ received fiscal note from Fiscal Analyst | H3RDHB | |
| 2/23/2012 | LFA/ bill sent to agencies for fiscal input | H3RDHB | |
| 2/23/2012 | House/ 3rd reading | H3RDHB | |
| 2/23/2012 | House/ substituted | H3RDHB | |
| 2/23/2012 | House/ circled | H3RDHB | Voice Vote |
| 2/24/2012 | House/ uncircled | H3RDHB | Voice Vote |
| 2/24/2012 | House/ passed 3rd reading | SSEC | 71 0 4 |
| 2/24/2012 | House/ to Senate | SSEC | |
| 2/24/2012 | Senate/ received from House | SINTRO | |
| 2/27/2012 | Senate/ 1st reading (Introduced) | SSTRUL | |
| 2/27/2012 | Senate/ to standing committee | SSTHHS | |
| 2/28/2012 | LFA/ fiscal note sent to sponsor | SSTHHS | |
| 2/28/2012 | LFA/ fiscal note publicly available | SSTHHS | |
| 2/29/2012 | Senate Comm - Favorable Recommendation | SSTHHS | 5 0 0 |
| 2/29/2012 | Senate/ committee report favorable | SSTHHS | |
| 2/29/2012 | Senate/ placed on 2nd Reading Calendar | S2ND | |
| 3/1/2012 | Senate/ 2nd reading | S2ND | |
| 3/1/2012 | Senate/ circled | S2ND | Voice Vote |
| 3/1/2012 | Senate/ uncircled | S2ND | Voice Vote |
| 3/1/2012 | Senate/ substituted | SSUB | Voice Vote |