Epact Tax Calculator

Fields marked with "*" are required.

ESTIMATE TAX DEDUCTION

   
   
   
 
   
 
 
   
   
 
   
   
 
Yes No Exempt (Hotel and motel guest rooms, store rooms, restrooms and public lobbies)
Yes No  
Yes No  
     
   
     

TO QUALIFY FOR A TAX DEDUCTION:

Values are based on your building type and size.

  • ASHRAE/IESNA 90.1 (2001) Building Limit:

  • To be 25% below ASHRAE/IESNA 90.1, building lighting power density must be less than:

  • Fixture wattage must be less than:

For the maximum tax deduction ( / sq. ft.)
  • Fixture wattage must be less than:

ESTIMATE LIGHT LEVELS (optional)

   
   
   
 
   
 
   
 
     
   
     

ESTIMATE ENERGY SAVINGS (optional)

   
   
 
   
Hours On per Year  
Hours On per Day  
     
   
     

 

Tax deduction of $0.30 per sq. ft begins at power density 25% below ASHRAE/ IESNA 90.1 (2001) limit, and goes to $0.60 per sq. ft. at 40% below ASHRAE/ IESNA limit. (Exception: Warehouses must get to 50% below limit and qualify for $0.60 per sq. ft.) Other conditions include bi-level switching, automatic turn-off of lights for new buildings over 5000 sq. ft. and illumination levels satisfying minimum requirements for that space as spelled out in the IES Handbook, 9th edition (2000).

This estimator is for illustrative purposes only.


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