Below are some informational links for additional information on specialty tax topics:

Energy

Energy Policy Act of 2005 

Amplification Bulletin: IRS 2008-14; April 7, 2008

Modification Bulletin: IRS 2012-17; April 23, 2012

The Whitehouse.Gov – Department of Energy

DSIREUSA.org – Database of State Incentives for Renewables and Efficiency

Cost Segregation

Cost Segregation Audit Techniques Guideline

Repairs vs. Capitalization

Capitalization  vs. Repairs Audit Technique Guide