Exemption
Vitrification equipment
Property Tax exemption · RCW 84.36.590 · enacted 2000
Details
- Citation
- RCW 84.36.590
- Study reference
- E1439-1
- Tax type
- Property Tax
- Preference type
- Exemption
- Category
- Business
- Year enacted
- 2000
- End date
- None scheduled
Fiscal impact (2024 study estimates)
- Revenue if repealed — local ($M)
- FY 2024: 0 · FY 2025: I · FY 2026: I · FY 2027: I
- Revenue if repealed — state ($M)
- FY 2024: 0 · FY 2025: 0 · FY 2026: 0 · FY 2027: 0
- Taxpayer savings — local ($M)
- FY 2024: I · FY 2025: I · FY 2026: I · FY 2027: I
- Taxpayer savings — state ($M)
- FY 2024: I · FY 2025: I · FY 2026: I · FY 2027: I
CTI = confidential taxpayer information · D = unable to disclose
From the 2024 DOR Tax Exemption Study
84.36.590 - Vitrification equipment Description Personal property located on land owned by the U.S. government at the Hanford reservation is exempt from property tax if it is used exclusively in the performance of a privatization contract to pre-treat, treat, vitrify or immobilize tank waste. The personal property must be used by the person who has a privatization contract to perform tank waste clean-up operations at the Hanford Reservation. Purpose Supports nuclear waste clean-up activities at Hanford. Taxpayer ($ in millions): savings FY 2024 FY 2025 FY 2026 FY 2027 State Taxes Indeterminate Indeterminate Indeterminate Indeterminate Local Taxes Indeterminate Indeterminate Indeterminate Indeterminate Repeal of Repealing a property tax exemption would not increase state revenues. A repeal exemption shifts the state property tax to the currently exempt taxpayers and reduces the tax burden of other taxpayers. It may decrease the local rate and possibly result in local taxing districts at their statutory maximum rate experiencing a revenue increase. Potential ($ in millions): revenue gains FY 2024 FY 2025 FY 2026 FY 2027 from full repeal State Taxes $0.000 $0.000 $0.000 $0.000 Local T
Does this apply to you?
This is reference data from the 2024 study — not advice, and 2025–26 legislation may have changed it. Three ways to go deeper: