ChatGPT SearchSep 3, 2026
UltraTax CS is particularly attractive if you're building a larger practice with multiple preparers, review workflows, and a broader Thomson Reuters ecosystem.
Part of Thomson Reuters Tax
Data as of Oct 14, 2026Based on 44,084 AI responses
Reviewed by Dimitry Apollonsky
Products
Share of answers in Tax Filing & Preparation Software each week · 398 answers since Jul 5
Each engine’s share of its own answers across UltraTax CS’s markets · since Jul 5
Weeks of Aug 3 – Aug 16, 2026
Common descriptions
deep integration · comprehensive
<1%
of 44,084 answers across UltraTax CS’s markets · since Jul 5
The market map
Tax Filing & Preparation SoftwareMentioned in
Where UltraTax CS ranks in AI
Question: I'm an accountant and need to file taxes for my clients. What is the best professional tax software?
Google AI ModeAug 18, 2026
UltraTax CS (Thomson Reuters) — Best for Large, Multi-State Corporate Firms
Rank
tax.thomsonreuters.com 26%Other sites 74%
Excerpts where UltraTax CS appeared in the AI's answer
UltraTax CS is particularly attractive if you're building a larger practice with multiple preparers, review workflows, and a broader Thomson Reuters ecosystem.
UltraTax CS (Thomson Reuters) — Best for Large, Multi-State Corporate Firms