• Mason County Auditor Financial Service FinService@co.mason.wa.us
    Physical Location: 411 N 5th Street
    Mailing: PO Box 400
    Fax 360-427-7758
    Questions Call: 360-427-9670 x 474
    Shelton, WA 98584

  • SEPTIC REBATE PROGRAM ONLY

  • This form allows the Mason County Auditor's Financial Service department to issue a check to you for your participation in the Mason County Community Services Environmental Health septic rebate program. This form is required to be completed and signed. NO PAYMENTS WILL BE PROCESSED UNTIL A COMPLETED FORM IS RECEIVED. Please send all septic billings or additional paperwork required by the Health Dept for your rebate directly to the Health Dept.
  • THIS FORM TO BE USED IN PLACE OF IRS Form W-9
  • Form Initiated By:
    PUBLIC HEALTH

  • Please Type Or Print Clearly

  • Format: (000) 000-0000.

  • Under penalty of perjury, I certify that the number shown on this statement is the correct taxpayer social security number.

  • Revised 09/07/17
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  • MASON COUNTY PUGET SOUND PARTNERSHIP SEPTIC SYSTEM FINANCIAL ASSISTANCE PROGRAM

  • Each system can receive up to two (2) rebates covering 75% of the cost of the services for a maximum combined total reimbursement of $1,500.

  • Applicant Qualifications:

    • The applicant must be the owner of the parcel that is served by the septic system.
    • The septic system must be located within the boundaries of Mason County and be located within a watershed that drains to either Puget Sound or Hood Canal.

  • Qualifying Services:

    • Pumping
    • Operation and Maintenance Inspections
    • Septic Tank Riser Installations
    • Repairs (excludes total system replacement)

  • Instructions for Homeowners

    1. Choose a certified septic system service provider. We recommend comparing the costs of several service companies and checking online reviews.
    2. Schedule your service and pay the vendor.
    3. Complete this application and Vendor form and attach a receipt for service. Deliver it to Mason County Public Health, located at 415 N 6th St, Shelton, WA 98584, Building #8. Or email to: cleanwaterdistrict@masoncountywa.gov
  • Attention: The funding sources used to provide OSS rebates are from State and Federal Grants with specific deadlines and requirements. The rebates are available to qualified residents for work performed from 3/5/2025 through 5/30/2027, or when the grant funding runs out, whichever comes first. Therefore, all rebate requests are reviewed and processed, with no guarantees for reimbursement.
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  • Questions? Contact us at (360)-427-9670 ext.511 or ext.580
  • This project has been funded wholly or in part by the United States Environmental Protection Agency under Assistance Agreement CE-01J97401-0 to Mason County Environmental Health. The contents of this document do not necessarily reflect the views and policies of the Environmental Protection Agency, nor does mention of trade names or commercial products constitute endorsement of recommendation for use.
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  • MASON COUNTY PUGET SOUND PARTNERSHIP SEPTIC SYSTEM FINANCIAL ASSISTANCE PROGRAM

  • Property Owner Information:

  • For parcel information, go to: https://gis.masoncountywa.gov/mason/
  • Format: (000) 000-0000.

  • Parcel Owner Signature

  • Todays Date*
     - -
    2 digit month, 2 digit day, 4 digit year
  • Are you a low-income resident of Mason County? (Please note that marking yes or no will not affect your eligibility.)*
  • (If all boxes are checked and the type of service is covered under grant criteria, proceed to approval.)
  • This project has been funded wholly or in part by the United States Environmental Protection Agency under Assistance Agreement CE-01J97401-0 to Mason County Environmental Health. The contents of this document do not necessarily reflect the views and policies of the Environmental Protection Agency, nor does mention of trade names or commercial products constitute endorsement of recommendation for use.
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