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Kathi_at_Intuit
Moderator
October 1, 2026

October 15 Extended Filing Deadline for ProSeries Tax is Almost Here!

  • October 1, 2026
  • 0 replies
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To help you keep returns moving, we’ve gathered ProSeries resources for some of the most common topics you may encounter while preparing and e-filing returns. Whether you’re looking for deadline information, working through return-specific questions, or troubleshooting an e-file issue, you can find helpful guidance all in one place.

  • 💡 Form 1040: Find help with 1099-B entries, 1099 and 1098 source documents, K-1s, Federal and State interest rates, common e-file rejections, and more.
  • 🏢 Form 1120: Get guidance on resolving balance sheet errors and other common questions as you prepare returns for the deadline.
  • 📤 E-file and filing help: Find resources for delayed acknowledgments, FBAR forms, attaching PDFs to e-filed returns, deadline and perfection periods, and more.

🔎 Check out ProSeries Hot Topics here to find helpful resources as you work toward the October 15 deadline.