|  | Sec. 21.  Application.  That section of this Act that amends the | 
| Maine Revised Statutes, Title 36, section 4064 applies to the | 
| estates of decedents who die on or after January 1, 2005.  That | 
| section of this Act that amends Title 36, section 5200, | 
| subsection 1 applies retroactively to tax years beginning on or | 
| after January 1, 2005. Those sections of this Act that amend | 
| Title 36, section 5203-C, subsection 1, paragraph D and | 
| subsection 4, paragraph A apply retroactively to tax years | 
| beginning on or after January 1, 2004. Those sections of this Act | 
| that amend Title 36, section 5220, subsections 3 and 4 apply | 
| retroactively to tax years beginning on or after January 1, 2003. | 
| That section of this Act that amends Title 36, section 6201, | 
| subsection 9 applies to claims for benefits under the Maine | 
| Residents Property Tax Program filed for application periods that | 
| begin on or after August 1, 2005. That section of this Act that | 
| repeals and replaces Title 36, section 6656 applies to property | 
| tax years beginning on or after April 1, 2004. |