Mining & Extraction workers compensation in Washington
Mining & Extraction businesses in Washington pay a median rate of $1.61 per $100 of payroll, ranging from $0.232 to $12.12. The national median for Mining & Extraction is $1.66, so Washington sits 3% below the national average. 29 unique NCCI class codes are filed in this state for Mining & Extraction occupations. Verified 2026-05-09.
Top Mining & Extraction class codes in Washington
The class codes most likely to apply to a Mining & Extraction operation in Washington, sorted from cheapest to most expensive per $100 of payroll. Click into any code for the full state-by-state rate comparison.
| Code | Occupation | Rate per $100 | Confidence |
|---|---|---|---|
| 1005 | Underground Coal Mining | $12.12 | HIGH |
| 1304 | Oil/Gas Well Perforating | $0.232 | HIGH |
| 6411 | Oil/Gas Well Drilling | $0.329 | HIGH |
| 5300 | Stone Crushing | $0.392 | HIGH |
| 1006 | Ore Mining, Underground | $0.769 | HIGH |
| 6804 | Oil & Gas Casing | $0.885 | HIGH |
| 1007 | Ore Mining, Surface | $0.918 | HIGH |
| 1401 | Oil/Gas Production | $0.990 | HIGH |
| 1106 | Granite Quarrying | $1.08 | HIGH |
| 1303 | Oil/Gas Well Cementing | $1.11 | HIGH |
Washington compliance for Mining & Extraction employers
Coverage threshold
All employers with one or more employees must provide workers' compensation coverage.
1099 vs W-2 in Mining & Extraction
Washington has strict criteria for independent contractor status; workers are presumed employees unless specific conditions are met, making misclassification a significant risk.
Owner exclusion
Allowed in Washington. Sole proprietor self-coverage optional; LLC member self-coverage optional.
Max weekly benefit
$2,338 at 60% of average weekly wage, effective 2025-07-01.
Statute of limitations
1 year from injury date in Washington.
Audit window
Washington carriers audit payroll L&I can audit at any time to verify payroll and classification.. Keep Mining & Extraction payroll segregated by class code and have job-duty documentation ready.
Cross-cite: full Washington workers comp overview · Mining & Extraction cross-state rate comparison · Washington workers comp lawyer guide · Washington settlement chart
Estimate your Mining & Extraction premium in Washington
Pre-filled to Mining & Extraction and Washington. Adjust payroll to see a real premium range from filed rates.
Estimate your workers comp premium
Pick your industry, state, and annual payroll. Range comes from real rate filings.
Estimated annual premium for Mining & Extraction in Washington
$1,159to$60,603
Median: $8,059 · Rate range $0.232 to $12.12 per $100 payroll
Industry median across all states
$8,300
Cheapest states for Mining & Extraction
- Utah $0.600
- Tennessee $1.06
- Kansas $1.10
Most expensive
- Pennsylvania $6.25
- New Jersey $3.89
- Hawaii $3.74
Estimate based on 24 states of rate-filing data. Actual premium also reflects experience modifier, schedule credits, and carrier underwriting.
Filing checklist for Mining & Extraction businesses in Washington
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Step 1, Confirm coverage threshold
All employers with one or more employees must provide workers' compensation coverage. For Mining & Extraction operations, this typically applies once you make a first W-2 hire, even part-time.
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Step 2, Pick the right class code
Mining & Extraction businesses typically use codes like 1624, 1164, 1165. The wrong code can cost 4 to 10x more or get reclassified at audit. In Washington, the cheapest code on this list is 1005 at $12.12 and the most expensive is 1303 at $1.11.
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Step 3, Get a quote
Washington State Department of Labor & Industries (L&I) is one option in Washington; private carriers (Travelers, Hartford, Liberty Mutual, AmTrust) also write coverage. Schedule credits up to 25% are typical for low-loss accounts.
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Step 4, Document subcontractors
General contractors are generally responsible for ensuring subcontractors carry workers' compensation coverage; otherwise, the general contractor may be liable for injuries to the subcontractor's employees. Mining & Extraction operators with crews of 1099s should keep certificates of insurance for every sub, otherwise the GC absorbs the sub liability at audit.
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Step 5, Annual audit
Carriers audit payroll L&I can audit at any time to verify payroll and classification.. Have payroll segregated by class code, job descriptions on file, and overtime properly excluded from rated payroll. Mining & Extraction class allocation can shift if any worker spends more than 50% of time on a different code.
Mining & Extraction workers comp FAQs in Washington
What is the typical workers comp rate for Mining & Extraction in Washington?
Mining & Extraction employers in Washington pay a median rate of $1.61 per $100 of payroll, with rates ranging from $0.232 to $12.12 depending on the specific class code. The national median across all states for Mining & Extraction is $1.66, so Washington sits about 3% below the national average.
How many Mining & Extraction class codes are filed in Washington?
Washington has 29 unique NCCI class codes filed for Mining & Extraction occupations, drawn from 29 state-class code rate cells in our dataset. The most common codes include 1624 (Oil/Gas Wells - Drilling/Operation), 1164 (Stone, Sand, or Gravel Quarry), 1165 (Stone, Sand, Gravel Processing).
Are Mining & Extraction 1099 contractors covered by workers comp in Washington?
Washington has strict criteria for independent contractor status; workers are presumed employees unless specific conditions are met, making misclassification a significant risk.
What is the maximum weekly benefit for an injured Mining & Extraction worker in Washington?
Washington caps weekly workers comp benefits at $2,338 (effective 2025-07-01), calculated as 60% of the average weekly wage. Mining & Extraction workers are subject to the same statutory cap as workers in any other industry.
How long does a Mining & Extraction worker have to file a comp claim in Washington?
The statute of limitations in Washington is 1 year from the date of injury. Most claims also require notice to the employer within 30 days. Mining & Extraction workers should report any incident on the date it happens, even minor strains, because cumulative trauma claims can fail without contemporaneous documentation.
Can a Mining & Extraction business owner exclude themselves from comp coverage in Washington?
Yes, Washington allows business owners (sole proprietors, partners, LLC members, corporate officers) to file an exclusion election. Mining & Extraction owner-operators often elect out to keep premium below the minimum. Sole-proprietor self-coverage is not required, and LLC member self-coverage is not required.