Tax & Accounting September 16, 2026

5 research habits that help firms reduce corporate tax season rework

By: Wolters Kluwer Tax and Accounting

Key Takeaways

  • Research issues should be identified early to prevent preparation delays.
  • Standardized research practices improve consistency and review efficiency.
  • AI can accelerate research when paired with professional judgment.
  • Reusable research resources help teams work faster and more consistently.

Discover five research habits that help corporate tax teams streamline reviews, reduce rework, and prepare returns more efficiently


Corporate tax season doesn’t slow down only because there’s too much work. It slows down when teams have to pause mid-return to research an issue, verify a position, or find support for a decision that wasn’t documented clearly the first time.

For corporate returns, research quality directly affects preparation, review, and turnaround time. When tax research is disconnected from the return process, preparers may rely on inconsistent sources, reviewers may need to retrace the logic, and teams can lose valuable time resolving questions that could’ve been addressed earlier.

Firms that want to reduce rework should look beyond workflow management and strengthen how tax questions are identified, researched, documented, and applied.

“AI can reduce the time to identify the right issue, but the firm still owns the conclusion.

1. Identify research issues earlier

Research often starts too late. A preparer encounters a question while working through the return, pauses to investigate, then escalates it to a reviewer or manager. By then, the issue may affect multiple schedules, assumptions, or workpapers.

Firms can reduce delays by building issue spotting into planning and intake. For corporate returns, that may include entity changes, new credits, depreciation decisions, business interest limitations, multistate activity, international reporting, or changes in book-tax differences.

The goal is simple: find the questions before they become bottlenecks. Checklists, planning notes, and prior-year review comments can help teams flag likely research needs before preparation gets too far downstream.

2. Give teams a trusted research starting point

Rework often happens when different team members research the same issue in different ways. One person may start with a general web search, another may look at prior-year workpapers, and another may ask a reviewer. That variation can lead to uneven conclusions and files that are harder to review.

Firms can improve consistency by setting clear expectations for where research starts and what sources should support key positions. A connected research solution like CCH® AnswerConnect gives teams access to trusted tax guidance, editorial analysis, primary sources, and practical tools in one place, helping reduce the risk of inconsistent research paths.

Using AI for tax research:  Learn how corporate tax leaders speed research without sacrificing defensibility

3. Document the “why,” not just the answer

A technically correct answer can still create rework if the reasoning isn’t easy to follow. Reviewers need to understand the question researched, which facts mattered, the conclusion reached, and how that conclusion was applied in the return.

Firms can make this easier by creating a simple standard for research documentation. Each significant issue should include the research question, relevant client facts, conclusion, supporting authority, and return impact.

This doesn’t need to be overbuilt. The best documentation is clear enough that a reviewer can validate the decision without restarting the research.

Responsible AI adoption: How to create defensible, documented tax research workflows

4. Use AI to accelerate research, not replace judgment

AI can help teams move faster during tax season, especially when they need to get up to speed on a complex issue or summarize lengthy guidance. But speed only helps if the answer can be checked and applied with professional judgment.

Firms should use AI to jump-start the research process, surface related questions, and summarize source material, while still requiring professionals to validate support and apply the guidance to the client’s facts. CCH AnswerConnect’s AI capabilities are designed to summarize trusted platform content and connect users back to source documents for review.

That balance matters. AI can reduce the time to identify the right issue, but the firm still owns the conclusion.

Tax department transformation:  Discover how leading firms use AI to streamline research and compliance

5. Make research reusable

Corporate tax teams often answer similar questions across clients. If those answers stay buried in emails, workpapers, or reviewer comments, the firm loses valuable knowledge after every engagement.

Firms can improve efficiency by creating reusable research practices for common issues. That might include approved position summaries, client communication templates, standard workpaper language, or links to relevant guidance and tools.

This helps preparers move faster, provides reviewers with more consistent support, and makes it easier to onboard new staff during peak season.

Corporate tax planning: Understand the latest provisions affecting large corporate taxpayers

Research & Learning

CCH® AnswerConnect gives you the industry’s most powerful web-based technology, combined with comprehensive and authoritative tax research content.

 

Better research leads to better-prepared returns

Improving corporate tax season isn’t just about moving work faster. It’s about helping teams make better decisions earlier and support those decisions clearly.

When firms improve how research is handled, they reduce uncertainty at the point of preparation and give reviewers a clearer path to approval. The result is fewer review comments, fewer delays, and more time for teams to focus on the client issues that need their expertise.

Wolters Kluwer Tax and Accounting

Wolters Kluwer Tax and Accounting is a leading provider of software solutions and expertise that helps tax, accounting and audit professionals research and navigate complex regulations, comply with legislation, manage their businesses and advise clients with speed and accuracy.

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