State & Local Tax Consulting

Know Your Nexus
Stay Compliant

State tax gets complicated when your business crosses state lines. We help businesses identify where they have tax obligations, register in the right states, manage ongoing compliance, and resolve multi-state tax issues before they become bigger problems.

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Who We Help

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Small Businesses

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E-Commerce

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Non-Profits

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Manufacturers

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SaaS Companies

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Content Creators

Stay compliant wherever business takes you.

State and local tax obligations can change as your business grows, enters new states, hires employees, sells to customers in new markets, or expands its operations.

Sharp Tax & Accounting helps businesses understand their state and local tax responsibilities and build a practical approach to compliance.

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Nexus & Taxability

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State and Local Income, Sales, Use & Gross Receipts Tax Nexus Analysis

Determine where your business may have income, franchise, sales, use or gross receipts tax filing obligations

Sales & Use Taxability Research

Determine whether your products or services are taxable in each state.

State Income Apportionment Sourcing Research

Evaluate how income should be sourced and apportioned among states where your business operates.

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Registration & Compliance

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Multi-State Tax Registrations & Filings

Register your business in the appropriate jurisdictions

Ongoing State Tax Compliance

Stay on top of changing filing obligations as your business grows and enters new markets

Sales Tax Technology Implementation

Implement and configure sales tax software, including Avalara AvaTax, to help automate tax calculation and compliance

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Audits & Special Projects

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State & Local Tax Audit Support

Respond to state tax notices and help resolve disputed tax issues.

Reverse Audits & Refund Reviews

Review previously paid state and local taxes to identify potential refund opportunities.

Voluntary Disclosure & Historical Exposure Review

Prepare and submit voluntary disclosure agreements to reduce potential penalties and bring your business into compliance

State and local tax problems are easier to address before they become notices, assessments, or audits.

We help you identify your exposure, understand your options, and build a compliance strategy that fits your business.

Schedule a State Tax Consultation

State Tax Resources

Blog
State Tax Nexus: When Does Your Business Have to File in Another State?
State Tax Nexus: When Does Your Business Have to File in Another State?

State tax nexus can create filing obligations even when your business has no office or employees in another state. Learn how physical presence, economic activity, and different tax types can affect where your business may need to file.

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Voluntary Disclosure Agreements: A Smart, Cost‑Saving Strategy for Resolving Hidden State Tax Liabilities
Voluntary Disclosure Agreements: A Smart, Cost‑Saving Strategy for Resolving Hidden State Tax Liabilities

Voluntary Disclosure Agreements help businesses resolve past state tax liabilities on far more favorable terms. By limiting the lookback period, waiving penalties, and preventing open‑ended audits, a VDA gives taxpayers a clean slate and protects them from years of hidden exposure that could otherwise lead to costly assessments.

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Washington Court of Appeals Clarifies Semiconductor Use Tax Exemption
Washington Court of Appeals Clarifies Semiconductor Use Tax Exemption

The Washington Court of Appeals ruled that natural gas used to grow semiconductor materials qualifies for the RCW 82.12.9651 use tax exemption, even without direct contact. The decision rejects the Department of Revenue’s narrow interpretation and expands clarity for semiconductor manufacturers.

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