This program is funded by the Government of the District of Columbia, District Department of the Environment, Watershed Protection Division.

The Green Roof Subsidy is now $5.00 per square foot, up to $20,000.00 per project for any eligible green roof project in the District!  The subsidy funds will be awarded on a first-come, first-served basis. Get your application in as soon as possible!

Not only is there more money per square foot, the application process has been streamlined to make the funding process easier to navigate! Click here to register your green roof project and DC Greenworks will send you an Application and Agreement form.  Fill out the application on-line and send the attachments to subsidy@dcgreenworks.org with the address of the project in the subject line, or mail to DC Greenworks at 1341 H ST NE suite 203 | Washington, DC 20002.  (NOTE:  If you have problems with the electronic form, please print and fax to 202.518.6115.)

Eligibility

“Green roof” means a system where a vegetated area becomes part of the building’s roof and includes vegetation, a growing medium and a drainage protection layer. To be eligible for consideration for participation in the Green Roof Subsidy Demonstration Program a building must be located in the District of Columbia and meet the following:

• Green roof project up to 4,000* square feet (new and retrofit)
• Vegetated cover over at least 50% of the available roof space (excluding skylights and utilities)
• Growing medium depth of at least 3 inches.

Supporting Documentation

In addition to the application form, the following information must be submitted before a project will be considered for subsidy funding: 

• Structural analysis report from a District registered structural engineer

• Photos of current structure (before pictures)
• Green roof plans - including green roof materials, soil depth and vegetation type with plant list
• Budget - including membrane, green roof materials, labor costs and structural modification costs (if retrofit)
  
• Installation schedule - including date submitted for permits or date permits received and date of installation (NOTE: the application is not in lieu of a Department of Regulatory and Consumer Affairs (DCRA) permit.  All green roofs in the District require a permit.)
• Maintenance plan with 2 year maintenance schedule

(NOTE:  An application will not be considered complete and eligible to receive available subsidy funds until DC Greenworks receives all of the information listed above.  Please send in the application form to be added to the green roof project pipeline to begin the process and to alert us of your future project.)

Payment Process

Payment of Green Roof Subsidy Awards will be as follows:

• The first 10% of the subsidy will paid upon receipt of a signed Green Roof Subsidy Agreement, which must be signed an returned to DC Greenworks within 30 days of award notification or funds may be awarded to another project.
• After the signed Green Roof Subsidy Agreement is in place, the green roof project must be completed within 6 months to receive the remaining 90% of the subsidy
• The remaining funds will be dispersed after an evaluation of the completed green roof project by DC Greenworks and a final report is submitted by the subsidy recipient.