401(k) Plan Administration Best Practices Checklist


Managing a retirement plan requires ongoing attention throughout the year, not just during annual reviews or filing deadlines. From processing payroll contributions to monitoring compliance requirements and preparing for regulatory changes, plan sponsors are responsible for many important administrative tasks.
Our 401(k) Plan Administration Best Practices Checklist provides a practical framework for organizing key responsibilities by payroll cycle, month, quarter, and year. It also highlights important 2026 year-end updates that may impact plan administration, helping employers identify potential gaps before they become larger issues.
Whether you're reviewing employee eligibility, monitoring fiduciary responsibilities, or preparing for annual filings, this guide will serve as a valuable resource for maintaining an efficient retirement plan.
Northeast Retirement Plan Advisors
Larry Kavanaugh, Jr. CPFA, CLU, ChFC
950-A Union Rd.
Suite 31
Buffalo, NY 14224
716.674.6200x237
716.674.7000
Securities and advisory services offered through LPL Financial a registered investment advisor, Member FINRA/SIPC.
This information was developed as a general guide to educate plan sponsors and is not intended as authoritative guidance or tax/legal advice. Each plan has unique requirements, and you should consult your attorney or tax advisor for guidance on your specific situation.
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