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By ApronPrep Compliance Team|Reviewed by Sarah Chen, Food Safety Specialist|Verified April 2026
35Form Fields

Analyzed from Backflow Prevention Device Certification

29Auto-Filled

83% from one compliance interview

6Need Attention

Manual entry or document upload required

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Why You Need a Backflow Prevention Device Certification

In Salem, your restaurant's plumbing must be designed to prevent contaminated water from flowing backward into the public drinking water supply. This is a critical public health mandate enforced by the City of Salem Public Works Department, specifically under the Salem Revised Code (SRC) Chapter 72 (Water and Sewer) and the local sewer use ordinance. These regulations require any commercial establishment with a cross-connection to the city's potable water system—such as a commercial dishwasher, boiler, or irrigation system—to install, test, and maintain an approved backflow prevention device. The law is designed to protect community health by preventing pollutants, chemicals, or wastewater from contaminating the municipal water lines.

Operating without a current, passing certification for your backflow device carries significant risks and penalties. Based on city enforcement actions and the stated ordinance, common consequences include:

  • Service disconnection: The city has the authority to terminate your water service until the device is certified, effectively shutting down your operations.
  • Administrative fines: Violations can accrue daily penalties until compliance is achieved, adding unexpected financial strain.
  • Required remediation: If backflow occurs, you may be liable for costly clean-up, system flushing, and city-mandated plumbing upgrades.
  • Permit and insurance complications: Your annual business license or health permit renewal can be blocked. Furthermore, many commercial property leases and liability insurance policies require proof of compliance with all local codes, including backflow prevention.
Failing to maintain this certification isn't just a paperwork issue—it's a direct operational and financial liability.

Legal code: Local sewer use regulations, water connection requirements, road/sidewalk ordinances, grease discharge limits

Service disconnection, fines, required remediation, permit revocation

Recent update: As of 2026, Salem Public Works now requires all test reports to be submitted electronically through their designated portal by a licensed tester, phasing out paper submission for faster verification.

Who Needs a Backflow Prevention Device Certification?

TypeRequiredNotes
Restaurant (Full-Service)RequiredRequired, as they contain food-grade cross-connections via kitchen sprayers, dipper wells, and dishwasher connections regulated under Salem's Cross-Connection Control Program.
Bar / NightclubRequiredRequired, due to potential cross-connections from glass washers, ice machines, post-mix soda systems, and liquor dispensing guns, which are classified as health hazards.
Food TruckRequiredRequired if the truck connects to any potable water source via a hose bib (e.g., for a 3-compartment sink) at a commissary or event, per Salem Public Works requirements for mobile water connections.
Coffee Shop / CaféRequiredRequired because espresso machines, water filtration backflush lines, and commercial ice makers create direct cross-connections that necessitate an annual device test.
12 more establishment types

See which restaurant types need this requirement — and which don't.

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Field-by-Field Guide (35 Fields)

29 of 35 auto-filled

Legal Business Name

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Auto-filled from compliance interview

Enter the full legal name of your business as it appears on your state registration or LLC filing, which must match the name on your Salem water account.

COMMON MISTAKE: Using a 'doing business as' (DBA) name or the restaurant's brand name instead of the registered legal entity name.

High rejection risk

Restaurant Address

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Auto-filled from compliance interview

Enter the complete street address of your restaurant, including suite or unit number, exactly as it is listed for your Salem water service.

COMMON MISTAKE: Entering a mailing address (like a P.O. Box) or an incorrect street number, which prevents the Public Works Department from matching your application to the correct utility account.

High rejection risk

Primary Contact Name

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Auto-filled from compliance interview

Enter the full name of the person responsible for the backflow device, typically the owner, manager, or maintenance supervisor.

Contact Title

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Auto-filled from compliance interview

Enter the job title of the primary contact (e.g., Owner, General Manager, Facilities Manager).

Contact Phone

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Auto-filled from compliance interview

Enter a direct phone number where the primary contact can be reached during business hours.

Contact Email

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Auto-filled from compliance interview

Enter a valid business email address for official correspondence and certification notices from Salem Public Works.

COMMON MISTAKE: Using a personal email address that may filter official communications to spam or become inaccessible.

Water Account Number

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Auto-filled from compliance interview

Enter your exact Salem Public Works water utility account number, found on your water bill or service agreement.

COMMON MISTAKE: Entering an account number for a different property or a meter number instead of the customer account number, which delays processing.

High rejection risk

Has Commercial Kitchen

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Auto-filled from compliance interview

Check this box if your facility operates a commercial kitchen, as this triggers mandatory annual backflow testing under Salem City Code.

COMMON MISTAKE: Leaving this unchecked when you have a commercial kitchen, which is a violation and can lead to fines and service interruption.

High rejection risk

Backflow Device Installed

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Auto-filled from compliance interview

Check this box if a backflow prevention assembly is already installed on your water service line.

Backflow Device Type

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Auto-filled from compliance interview

Enter the specific model and type of backflow assembly (e.g., "RPZ Reduced Pressure Zone Assembly," "Double Check Valve") as listed on the device itself or the installer's report.

COMMON MISTAKE: Writing a generic description like "backflow preventer" instead of the precise, standardized type required by the American Society of Sanitary Engineering (ASSE) or the installer.

High rejection risk
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Top 5 Backflow Prevention Device Certification Mistakes

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1. Submitting an Outdated or Incomplete Test Report

Using an old test report form or failing to fill in all required data fields (like static pressure, differential pressure, and test date/time) causes immediate rejection. The Salem Public Works Department requires the most current version of the test report, which must be completed in full by a certified tester. An incomplete report adds 10–14 business days to your timeline while you coordinate a re-test and resubmission.

2

2. Incorrect or Missing Device Details

Entering the wrong make, model, serial number, or location ID for the backflow prevention assembly is a common clerical error that invalidates the certification. The city cross-references this information with their inventory database. For example, entering 'Model 009' instead of the correct 'Model 900' will trigger a mismatch and a rejection notice, requiring a correction request that delays approval by 1–2 weeks.

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3. Filing Without a Certified Tester's Signature and Seal

Submitting a test report that lacks the legible signature, printed name, and official certification number/seal of an Oregon Department of Human Services (DHS)-approved backflow assembly tester. The city will not process any document that doesn't verify the tester's current credentials. This mistake forces a complete do-over of the testing and paperwork, adding 2–3 weeks and the cost of a second test fee.

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Backflow Prevention Device Certification by City in Oregon

CityFee RangeTimeline
EugeneContact EWEB or certified contractor for current testing and certification fees; typically $150-$400 annually per deviceTesting can be scheduled within 1-2 weeks; certification results provided same day or within 24 hours; annual renewal required
PortlandContact Portland Bureau of Environmental Services for current certification and testing fees; Oregon Health Authority certification application fees typically applyTesting appointment scheduling varies; certification issuance typically 2-4 weeks after submission; annual re-certification required
SalemContact Salem Water & Utilities for current certification and testing fees; typically charged by the certified testerTesting appointment can usually be scheduled within 2-4 weeks; test results filed within 5-7 business days; initial certification valid 1-3 years depending on device type

Government Filing Fees

  • Contact Salem Water & Utilities for current certification and testing fees
  • typically charged by the certified tester

Timeline: Typically 3–6 Weeks

1

Step 1: Identify your backflow prevention device type and assembly on your commercial water connection

Locate the device where your water service line enters the building, often in a mechanical room or basement, and find its make, model, and serial number on the assembly tag. You need this information to provide to the tester and the city; missing or incorrect details cause immediate rejection. This inventory step typically takes 1–2 hours.

1-2 hours
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Step 2: Contact Salem Water & Utilities to confirm certification requirements for your specific restaurant setup

Call Salem Public Works Water & Utilities at (503) 588-6311 or email watercustserv@cityofsalem.net to verify your required device test type (annual or biennial) and obtain the specific city form or reporting portal link. Have your restaurant’s utility account number ready; the city will confirm if a reduced pressure principle (RP) or double check (DC) assembly is mandated for commercial kitchens. This verification call takes about 1 business day.

1 day
3

Step 3: Hire a certified Backflow Assembly Tester (certification through Oregon Health Authority) to inspect and test your device

Schedule a test with an OHA-licensed tester (find a list on the OHA website) to perform the physical test, which involves isolating the device, checking pressure differentials, and verifying all components function. The test takes about 1-2 hours onsite, but securing an appointment can take 1–3 weeks depending on tester availability, especially during peak seasons. Budget approximately $75–$150 for the testing service fee.

1-3 weeks
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Where to Apply

Applications are handled by your local department of public works (dpw) in each city. Select your city below for authority details, fees, and processing timeline.

Other Requirements You'll Need

This is one of 13 requirements for opening a restaurant in Oregon.

FAQ

Processing times vary significantly depending on inspector availability and the complexity of your water system. Typically, you can expect the process from application to final approval to take several weeks. Contact the Salem Public Works Department to confirm their current timeline and schedule, which can impact the waiting period before your Building Permit can proceed.

There is no direct government filing fee for the certification letter itself, as stated in the city's fee schedule. However, you must pay for the device test performed by a state-licensed backflow assembly tester. Contact the Public Works Department to confirm current accepted tester rates, which are your primary cost for this requirement.

No. Certifications are specific to the device, its installation location, and the water system configuration at your property. A new certification is required for any new location, as the system must be tested and approved for that specific site. This is a separate process from transferring a City Business License/Registration.

Per Salem Municipal Code, backflow prevention devices must be tested and certified annually. You must hire a licensed tester to perform the test and submit the results to the Public Works Department each year. Failure to renew can result in water service interruption and fines.

A state-licensed tester performs a functional test on your installed device to ensure it prevents contaminated water from flowing back into the public supply. They check pressure, valve operation, and assembly integrity. The tester then submits the official test report to the city for review and approval, which is a prerequisite for finalizing related permits.

About This Data

This guide is generated from ApronPrep's compliance dossier system, which uses 53 parallel AI authority experts to discover requirements, then downloads actual forms and generates field-level intelligence for each one.

For Oregon specifically, we have analyzed compliance dossiers for 3 cities (Eugene, Portland, Salem), generating Rich FILs (Form Intelligence Layers) with 35 form fields analyzed for this requirement. Fee data is sourced from actual county department fee schedules, not estimates.

Our data is verified against official government sources and updated when regulatory changes are detected. If you find an error, please report it — accuracy is our core commitment.

157+Cities analyzed
9,849Requirements tracked
8,415Forms analyzed
433,000Fields classified

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