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CoCounsel Tax

Deliverables in hours and expertise at scale — AI tax professionals count on

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Meet CoCounsel Tax

Get your time back, prevent burnout, and deliver quality work

Expertise made accessible

Allow team members to quickly access reliable information from sources like Thomson Reuters Checkpoint, IRS Code, and government web sources which enable faster learning, improved work quality, and reduced need for supervision. New hires become productive sooner, minimizing interruptions and balancing workloads.

Time saved on daily tasks

Finish tax research in minutes, promptly handle urgent client requests without sacrificing other tasks. Teams maintain service quality, reduce overtime, and support a better work-life balance.

One workspace, less distractions

Combine Checkpoint, SharePoint, and your firm's documents in one workspace to streamline research, analysis, and documentation. Teams can focus on key tasks without switching between multiple apps, reducing mental fatigue.

Capabilities

One integrated workspace, meaningful results

Faster research with trusted sources

  • Access Checkpoint, IRS code, and government web sources with authoritative citations.
  • Answer complex questions in minutes instead of hours.
  • Reduce research time while maintaining accuracy and defensibility.

Efficient document review and deliverables

  • Upload and analyze multiple documents simultaneously.
  • Generate professional client deliverables with consistent formatting and proper citations.
  • Reduce review cycles and save hours per document.

Standardized workflows for your team

  • Complete multistep tasks with guided templates and agentic AI.
  • New team members become productive and add value quickly.
  • Reduce interruptions for senior staff and balance workloads.

Centralized knowledge, less tool-switching

  • Research, analyze, and collaborate in one workspace integrated with Checkpoint, SharePoint, and firm systems.
  • Eliminate constant application switching and reduce mental fatigue from tool management.

See how CoCounsel saves time on everyday tax work

Use cases

Transform your tax processes with CoCounsel Tax

Tax planning and advisory

Turn complex planning scenarios into client recommendations quickly and confidently.

Develop year-end planning strategies

Research multi-state impacts, retirement optimization, and entity selection in minutes instead of hours using trusted sources like Checkpoint and IRS.

Analyze entity restructuring scenarios

Evaluate S-corp conversions, partnership structures, or holding company strategies with authoritative citations. Generate technical memos to support client recommendations.

Create client-ready planning presentations

Develop tax projections, estimated tax analyses, and multi-year proposals with professional formatting and citations in minutes.

Tax compliance and return review

Handle more returns with consistent quality — without the all-nighters

Review complex tax returns efficiently

Upload Forms 1040, 1120-S, 1065, and supporting schedules. Identify issues like passive activity limitations, at-risk basis calculations, or QBI deduction errors in minutes instead of hours of manual review.

Analyze partnership and S-corp allocations

Review K-1 distributions, basis tracking, and built-in gain calculations. Flag inconsistencies in capital accounts or identify reporting issues before filing. Generate workpaper documentation with supporting citations.

Research technical compliance questions

Answer questions on new depreciation rules, clean energy credits, or IFRS 18 implementation requirements quickly using Checkpoint and IRS sources with authoritative citations.

Tax Optimization and Savings

Identify opportunities and deliver recommendations efficiently

Identify tax savings strategies

Spot opportunities for cost segregation studies, R&D credits, energy incentives (179D, 45L), or bonus depreciation optimization. Generate client proposals with supporting analysis and estimated tax impact.

Optimize business structures and transactions

Research entity conversions, merger and acquisition tax planning, or transaction structuring strategies. Develop recommendations with authoritative citations from Checkpoint, IRS, and government web sources.

Support succession and estate planning

Research valuation discounts, installment sale structures, or trust planning strategies. Develop recommendations for family business transitions or wealth transfer planning with proper citations.

Join the thousands of firms saving 32% of their time with trusted Thomson Reuters content and authoritative citations¹

Testimonials

Real results from tax professionals using CoCounsel

“CoCounsel was a lifesaver for us this year. We brought on more business than expected — and the only way we kept up was with CoCounsel.”

Rich Marlatt
Chief Information Officer at BLISS 1041

“It's probably the most exciting thing I've had to use since I got into this line of work a decade ago . . . the most significant game changer in how I do my work every day.”

Matthew M. Hauger
Senior Tax Managing Director, Jansen & Company

“It enhances our quality. On top of giving us the information, it helps us verify or correct answers before we respond to clients.”

George G. Crowell
Principal, Harris, Hardy & Johnstone P.C.

News

Learn about the latest developments in tax law and technology with CoCounsel Tax

Checkpoint's exclusive executive summary of the 2025 Tax Act

The 2025 Tax Act has been passed, making the 2017 Tax Cuts and Jobs Act tax cuts permanent and introducing new tax breaks for workers and families. Key provisions include enhanced child tax credits, standard deduction changes, and business provisions.

View press release

Thomson Reuters ushers in the next era of AI with launch of agentic intelligence

Thomson Reuters has launched CoCounsel for tax, audit, and accounting professionals, a vertical-specific AI agent designed to automate complex tasks and provide explainable outputs. This marks a significant step forward in the development of agentic AI systems.

View press release

Hutchinson and Bloodgood LLP adopts Thomson Reuters AI-powered audit solutions

Hutchinson and Bloodgood LLP has partnered with Thomson Reuters to implement CoCounsel and Cloud Audit Suite, enhancing their audit workflow with advanced AI capabilities and improving overall efficiency.

View press release

Frequently asked questions

What makes AI tax software effective for professionals?

The most effective AI tax software for professionals is typically offered as a software-as-a-service, like CoCounsel Tax. This model ensures that users receive regular updates, expanded capabilities, and ongoing support, making it an ideal choice for staying current with evolving tax regulations and best practices. By providing continuous improvements and enhancements, this type of service helps tax professionals maintain accuracy, efficiency, and compliance in their work.

How can I use artificial intelligence for tax research?

Leverage artificial intelligence with CoCounsel Tax, an innovative AI tax assistant that enables you to conduct comprehensive tax research, analyze complex tax scenarios, and identify potential tax-savings opportunities. 

With CoCounsel Tax, you can:

  • Conduct thorough tax research using authoritative sources like the IRS code and Checkpoint Catalyst.
  • Analyze complex tax scenarios, including entity classification and pass-through entity taxation.
  • Identify potential tax-savings opportunities, such as cost segregation studies.

By utilizing CoCounsel Tax, you can streamline your tax research process, reduce manual work, and improve the accuracy of your research — allowing you to focus on delivering high-quality advice to your clients and growing your practice.

Is CoCounsel Tax secure?

Yes. We’ve designed CoCounsel Tax with security in mind, ensuring that your client data and research are protected.

Can CoCounsel Tax work with my existing workflows?

Yes. We’ve designed CoCounsel Tax to operate seamlessly with your existing tools and processes, streamlining your tax research and planning workflows.

How can CoCounsel Tax help me improve my tax practice?

CoCounsel Tax provides accurate and reliable research, identifies potential tax-savings opportunities, and streamlines your workflows. By optimizing your operations, it allows you to focus on delivering high-quality advice to your clients.

¹Results are based on self‑reported estimates from a survey conducted from November to December 2025. They have not been independently verified and may not represent the entire CoCounsel user base or all use cases, industries, firm sizes, or geographies. Past results do not guarantee future outcomes; individual results may vary. No specific level of performance, efficiency, or time savings is promised or guaranteed. Any percentages, averages, or similar figures are provided for informational purposes only and do not constitute a warranty, guarantee, or representation of typical results.

Questions about CoCounsel Tax and Audit?

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