Sales and Use Tax Services

Duff & Phelps provides a comprehensive suite of sales and use tax services to assist companies in complying with its sales and use tax obligations.

Our tax practice applies proven controversy, recovery and compliance methodologies, while functioning as a well-coordinated and cohesive consulting unit mindful of our clients’ needs. Duff & Phelps is comprised of dedicated sales tax professionals with decades of experience and technical knowledge across all state and local tax jurisdictions to address the most challenging sales and use tax issues companies face.

We offer a customized approach when generating high-value tax saving ideas, solutions and process improvements. To minimize tax and related costs, we work to ensure our clients are utilizing the appropriate exemptions and planning opportunities. Our services include:

  • Transactional analysis/tax planning
  • Physical and economic nexus reviews
  • Audit representation and negotiation
  • Tax controversy and appeals
  • Full compliance outsourcing
  • Operational review
  • Risk reduction through voluntary disclosure agreements (VDA)
  • Tax registration and business license management
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Sales and Use Tax Services

South Dakota v. Wayfair Resource Center

Duff & Phelps’ sales and use tax professionals provide up-to-date information on the U.S. Supreme Court decision, including new information on sales tax economic nexus statutes for remote sellers by state and what you need to do to comply with new and existing requirements.

Learn more.

SALT Minds – State and Local Tax Blog

SALT Minds – State and Local Tax Blog

Duff & Phelps' Tax Services specialists regularly publish the latest and most relevant state and local tax (SALT) developments to assist clients with their complex issues.

Read our state and local tax blog.

Tax Services

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Other Areas We Can Help

Valuation Services

Valuation Services

Objective valuations for financial reporting, tax and management planning purposes.

Valuation Services
Alternative Asset Advisory

Transfer Pricing

Comprehensive transfer pricing advisory covering compliance, planning, controversy and implementation.

Transfer Pricing
Valuation Services

Tax Valuation

Tax valuation and consulting in connection with transactions, compliance, planning and disputes.

Tax Valuation
Disputes Consulting

Tax Disputes

Assistance in tax and regulatory litigation and investigations.

Tax Disputes

Transaction Advisory Services

Seamless analytical advisory through the deal continuum, from transaction origination to closing.

Transaction Advisory Services

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South Dakota v. Wayfair Sales Tax Services

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State and Local Tax

Opportunities to Reduce Sales/Use Tax Liabilities: Renewable Energy

State and Local Tax
State and Local Tax

Opportunities to Reduce Sales and Use Tax Liabilities

State and Local Tax
State and Local Tax

States Looking for Increased Revenues Through Sales Taxes: What Companies Should Do to Arm Themselves

State and Local Tax

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