Overcome state income and franchise tax challenges.

Lower your state tax burden. Manage your state tax compliance.

The demands on tax departments continue to grow as they strive to meet state tax compliance obligations, lower liabilities, and navigate an environment of shifting state tax laws and increasingly aggressive state tax agencies expanding both the number and scope of their audits.

From multistate operations to complex M&A deals, we help businesses like yours lower their state tax burden and manage compliance.

Why Choose BDO?

BDO’s principal-led practice includes state tax professionals with extensive consulting experience within public accounting and law firm environments, former industry professionals, and auditors from state tax departments — all dedicated tax professionals who bring deep experience in navigating state tax statutes and regulations.

Our team helps clients navigate the unique state tax challenges that arise from multistate operations, acquisitions, and complex corporate structures. We provide state income tax services for all business structures, including corporations (C corp, S corp, and B corp), limited liability companies (LLCs), partnerships, and sole proprietorships.

Contact Us

Interested in learning more? Talk to a State Income Tax professional. Complete the form below and we will respond in 1-2 business days.

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Our State Income Tax Services

State Tax Nexus Studies and Voluntary Disclosures
We determine where your business has state income tax nexus and any associated filing requirements. We calculate the exposure for each state and provide next steps to help ensure your company’s tax compliance.

State Income Tax Apportionment Studies & Analysis
We review the tax apportionment options and sourcing rules in the states where your business has state income tax obligations to determine the correct and advantageous tax apportionment percentages.

Diagnostic Assessments and State Income Tax Return Review
We perform an assessment by conducting a comprehensive review of your state tax position, state tax returns, and structure to identify refunds, prospective filing opportunities, and structural enhancements.

Restructuring and Minimization Techniques
We conduct a thorough review of your business operations and structure to fully understand your current state income tax position, then design alternative structures that are state tax efficient.

State Controversy and Audit Defense
We advocate on your behalf on state controversy issues by offering valuable guidance, developing strategic guidance, and providing audit defense and appeals representation.

M&A/Transactional Analysis and Due Diligence
We analyze state tax implications and develop strategies to enhance the state tax consequences of the transaction. We perform buy-side and sell-side due diligence to identify state tax exposures and increase state tax attributes.

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