Contact CostCrunch
Questions, corrections, or suggestions — we'd love to hear from you.
CostCrunch is an independent project built for small business owners. We take data accuracy seriously and welcome feedback from users who find errors or have suggestions for improvement.
Data Errors
Found a tax rate or wage base that looks wrong? Please include the specific state or calculation and your source so we can verify and update quickly.
Calculator Suggestions
Need a calculation we don't have? Tell us what you're trying to figure out and we'll consider adding it to the tool suite.
Partnerships
Interested in embedding our calculators on your site or discussing editorial partnerships? Let's talk.
Get in Touch
Email us at:
We typically respond within 1–3 business days. For data corrections, please include the URL of the affected page and your source (e.g., state agency website, IRS publication).
When Reporting a Data Error
To help us fix it quickly, please include:
- 1. The page URL where you saw the error (e.g., costcrunch.app/employee-cost/california)
- 2. What value is wrong (e.g., "SUTA rate shown as 3.4%, should be 3.1%")
- 3. Your source (link to official government publication or agency website)
- 4. The tax year the correct rate applies to
Other Resources
- Methodology page — Full documentation of our data sources and formulas
- About CostCrunch — Background on the project and our approach
- States Hub — All 51 states with employer payroll tax rates
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