Tesla might need to push Model 3 deliveries harder towards Washington state reservation holders as the incentive program will end May 31 i.e. almost 40 days remaining to apply for tax exemption.

Washington started the tax exemption program in July 2015 to boost adoption of clean alternative fuel, electric, and plug-in hybrid vehicles in the state.

The maximum number of vehicles set to be sold was 7,500 until the program will start to phase out — this target is achieved but still you can apply for tax exemption for a new vehicle purchase until May 31, 2018 if it meets the following criteria.