2026 HR & Tax Calendar
Stay Ahead of Every Deadline in 2026 with an All-in-One HR & Tax Calendar
- Monthly HR, Payroll & Tax Reminders — Key due dates for filings, forms, and deposits.
- Pro Tips from Compliance Experts — Practical guidance to avoid costly penalties and stay audit-ready.
- HR Insights to Boost Efficiency — Timely reminders for onboarding, open enrollment, PTO reconciliation, and more.
- Bonus Tips Each Month — Smart tips for payroll accuracy, ACA compliance, and year-end prep.
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What’s Inside the 2026 HR & Tax Calendar

Never miss a payroll tax deadline, HR compliance update, or filing date again. The Greenshades 2026 HR & Tax Calendar is your month-by-month guide to key payroll, HR, and tax events — designed to help busy employers, HR professionals, and payroll teams stay ahead of every requirement.
- Track every payroll tax due date and HR compliance milestone
- Get expert HR, payroll, and tax tips each month to stay audit-ready
- Plan for quarterly filings, open enrollment, and year-end reporting
- Avoid penalties with proactive reminders and best practices
You’ll also find bonus HR tips, reminders for onboarding and benefits compliance, and practical advice to simplify your workflow all year long.