Resources
Resource hub
Guides, webinars, articles, and events — all in one place.
Webinar
What's new in Greenshades: product updates and what's coming next
From recent releases to what's still ahead, here's a first look at where the Greenshades platform is headed. Whether you're a current Greenshades customer or exploring Greenshades in the near future, this session is for you. Watch Register
Blog
What IRS Letter 226-J means for your ACA compliance records
IRS Letter 226-J proposes an ACA penalty using your own Forms 1094-C and 1095-C. Here is the documentation that changes how your response turns out. Aug 2026 Read more
Blog
Product Update: Tax Engine Fixes, Pay Run Assistant Alerts & MA PFML Compliance Changes
Tax Engine jurisdiction updates (OR, PA, OH, AK, KY, GA), Pay Run Assistant new error visibility, Adjustment Run employee step changes, and MA PFML separate Family/Medical contribution tracking. Aug 2026 Read more
Compliance Corner
The 4 ERISA guardrails on Trump Account contributions — what HR needs to know
DOL's June 2026 guidance sets four conditions for employer Trump account contributions to avoid ERISA plan status. Here's what HR directors need to know. Aug 2026 Read more
Compliance Corner
Massachusetts PFML Contribution Rate Changes for 2027
Starting January 1, 2027, Massachusetts shifts the employer PFML contribution from medical leave to family leave. Here's what changes. Aug 2026 Read more
Guides & tools
The Workforce Mobility Shift — First-Party Payroll Research Report
Greenshades analysis of 153M+ paychecks shows multi-state payroll exposure rose 89% from 2018 to 2025 — even as employer filing footprints shrank. Industry and corridor-level data included. Jul 2026 Check it out
Blog
5 Reasons to Conduct a Payroll Health Check Today
A working payroll health check for any time of year — covering FICA tracking, 941 reconciliation, blended overtime, state tax registrations, paid leave accruals, and benefit deductions. Jul 2026 Read more
Blog
Final Paycheck Laws by State (2026): Deadlines, Rules, and What Employers Get Wrong
Final paycheck laws set state-specific deadlines for employers when an employee leaves. Here's what the rules require in 2026 — by state, separation type, and workforce structure. Jun 2026 Read more
Compliance Corner
Payroll and HR compliance updates: May/June 2026
FLSA salary thresholds, Colorado overtime, Utah withholding, IRS FIRE retirement, and more — what changed and what payroll teams should do next. Jun 2026 Read more
Blog
Why most payroll software can't handle construction payroll compliance
Construction payroll requires more than standard software can handle. Here's why multi-rate pay, multi-state crew compliance, and certified payroll demand a purpose-built system. May 2026 Read more
Blog
Child labor laws 2026: what employers need to know before summer hiring
Child labor laws set strict limits on hours, job duties, and age — and violations cost up to $16,035 per worker. Here's what to review before summer hiring starts. May 2026 Read more
Webinar
Expanding financial access: webinar recap
Explore the hidden payroll challenges faced by unbanked and underbanked employees, and discover solutions to enhance financial access and streamline payroll processes. Watch Register
Blog