Wash. Rev. Code § 54.04.082
For the awarding of a contract to purchase any item, or items of the same kind of materials, equipment, or supplies in an amount exceeding thirty thousand dollars per calendar month, but less than one hundred twenty thousand dollars per calendar month, exclusive of sales tax, the commission may, in lieu of the procedure described in RCW 54.04.070 and 54.04.080 requiring public notice to invite sealed proposals for such materials, equipment, or supplies, pursuant to commission resolution use the process provided in RCW 39.04.190. Waiver of the deposit or bid bond required under RCW 54.04.080 may be authorized by the commission in securing such bid quotations.
RCW 54.04.082
Finding-Intent- 2019 c 434 : See note following RCW 35.23.352.
Findings-Intent-2008 c 216: See note following RCW 54.04.070.