To find out who administers your retirement plan, start with your Summary Plan Description, which federal law requires to list the administrator’s name, address, and phone number. If you don’t have that document, your employer’s HR department can tell you, and for any private-sector plan you can look up the answer yourself in the public Form 5500 filing on the Department of Labor’s EFAST2 database. Those three routes cover almost every situation, and the sections below walk through each one along with what to do if the plan sponsor no longer exists.
A quick definition first, because it saves phone calls: the plan administrator is the person or entity legally responsible for running the plan — handling benefit claims, sending required notices, and keeping the plan compliant with federal law. Under ERISA, the administrator is whoever the plan document names; if no one is named, the plan sponsor (usually your employer) fills the role by default. Smaller employers often serve as both sponsor and administrator. Larger ones frequently hire a third-party administrator.
Start With Your Summary Plan Description
The Summary Plan Description (SPD) is the fastest source. Federal regulations require it to include the plan administrator’s name, address, and phone number, typically inside a section titled something like “General Plan Information” or “Plan Administrative Data.”1eCFR. 29 CFR 2520.102-3 – Contents of Summary Plan Description
You should already have a copy. Administrators must give participants an SPD within 90 days of becoming a participant, and updated versions at least every five years when the plan has been amended, or every ten years even without changes.2Office of the Law Revision Counsel. 29 U.S. Code 1024 – Filing With Secretary and Furnishing Information to Participants and Certain Employers If you can’t find your paper copy, check the online participant portal your provider uses. You can also request a replacement in writing from the administrator or your employer.
Individual benefit statements often reprint the administrator’s contact information in a header or footer, so those are worth a look too.
Ask Your Employer in Writing
If your plan documents are missing, contact HR or the benefits department at the sponsoring employer. As plan sponsor, your employer has a legal obligation to identify the administrator, and if an outside firm handles the work, to give you that firm’s contact information.
Put the request in writing. Email or a letter creates a paper trail, and federal law requires the administrator to mail the requested information within 30 days. A court can hold an administrator who fails to respond personally liable for up to $100 per day from the date of the failure, an amount that is periodically adjusted for inflation.3Office of the Law Revision Counsel. 29 USC 1132 – Civil Enforcement That exposure tends to produce prompt replies.
Look Up the Form 5500 Filing
Every qualified retirement plan covering enough participants files an annual Form 5500 with the Department of Labor and the IRS, and those filings are public records.4U.S. Department of Labor. Form 5500 Series This is the most reliable route when you no longer work for the sponsoring employer or when your requests to HR have gone unanswered.
On the form, Part II is what you want. Line 2a lists the plan sponsor (usually the employer). Line 3a lists the plan administrator’s name and contact details. When the two are the same, Line 3a will say “Same as Plan Sponsor.”5U.S. Department of Labor. 2024 Instructions for Form 5500 The filing also shows the Employer Identification Number (EIN) and a three-digit Plan Number that together uniquely identify the plan across years. Smaller plans may file the shorter Form 5500-SF, which uses the same line numbers for sponsor and administrator.6U.S. Department of Labor. Instructions for Form 5500-SF Short Form Annual Return Report of Small Employee Benefit Plan
To search, use the Department of Labor’s free EFAST2 tool.7U.S. Department of Labor. EFAST2 Filing Enter the company name, EIN, or plan name, and you’ll see the most recent filing along with prior years. That history matters: even for plans that have stopped enrolling new employees, the last filing on record gives you the last known administrator contact.
Administrator or Recordkeeper?
Before you dial, make sure you’re calling the right party. The recordkeeper — often a large financial services firm such as Fidelity, Vanguard, or Empower — runs the day-to-day mechanics of your account: contributions, investment returns, the online portal, distributions, and statements. The plan administrator is the fiduciary responsible for compliance, Form 5500 filings, and formal benefit-claim decisions.
Use the recordkeeper for routine account questions: balances, investment changes, distribution requests. Use the plan administrator for formal matters: filing a benefit claim, requesting plan documents, or disputing a denial.
When the Employer Has Closed, Merged, or Disappeared
Old plans are where searches get complicated. A few government tools cover most scenarios.
- EFAST2 Form 5500 search. Past filings stay in the public database even after a company closes. Search by the former employer’s name to pull the last known administrator.7U.S. Department of Labor. EFAST2 Filing
- DOL Abandoned Plan search. The Department of Labor keeps a separate database of plans formally identified as abandoned. You can search by plan name, employer name, or location to see whether a Qualified Termination Administrator has been appointed to wind the plan down and distribute assets.8U.S. Department of Labor. Abandoned Plan Search
- PBGC Plan Search. If you were in a defined benefit pension plan that failed, the Pension Benefit Guaranty Corporation may now pay benefits directly. Its plan search tool covers the thousands of plans it administers.9Pension Benefit Guaranty Corporation. Plan Search
- PBGC Unclaimed Benefits search. PBGC also holds unclaimed benefits for people who weren’t paid when a plan ended. The database is updated quarterly.10Pension Benefit Guaranty Corporation. Find Unclaimed Retirement Benefits
PBGC also points to the National Registry of Unclaimed Retirement Benefits, a private nationwide database of unclaimed plan account balances operated by PenChecks Trust.11Pension Benefit Guaranty Corporation. External Resources for Locating Benefits
If your former employer was acquired or merged, the retirement plan usually merged as well. The successor plan’s administrator must send affected participants a written statement within 90 days of the merger describing what happened, which plan provisions apply, and how to request copies of the old and new plan documents.12eCFR. 29 CFR 2520.104-4 – Alternative Method of Compliance for Certain Successor Pension Plans If you never received it, contact the successor company’s HR department and search EFAST2 for both the old and new company names. The most recent Form 5500 will show which entity now manages the plan.
Ask EBSA for Help
When your own efforts stall, the Department of Labor’s Employee Benefits Security Administration (EBSA) can assign a benefits advisor to help you locate an administrator or resolve a dispute. Submit a request through the online intake form at askebsa.dol.gov with your contact information and a description of the issue.13U.S. Department of Labor. Request Assistance From a Benefits Advisor – Ask EBSA Once assigned, expect a status update from your advisor every 30 days. EBSA pursues every complaint it receives and tries informal resolution first.
If informal efforts fail, ERISA gives you the right to bring a civil action in federal court against an administrator who refuses to hand over plan information you’re entitled to.14Office of the Law Revision Counsel. 29 U.S. Code 1132 – Civil Enforcement
Plans That Don’t Have an ERISA Administrator
The routes above assume a private-sector plan governed by ERISA. Three common categories fall outside that framework, and the search works differently for each.
Government Employer Plans
Federal, state, and local government plans are exempt from ERISA. For public school districts, state universities, or municipal employers, the plan is governed by state law or federal employee benefit statutes. The responsible party is usually a state retirement board, a designated agency, or an in-house benefits office. Start with your employer’s HR department or your state retirement system’s website.
Church Plans
Plans sponsored by churches and certain church-affiliated organizations are also generally exempt from ERISA.15U.S. Department of Labor. Meeting Your Fiduciary Responsibilities They aren’t required to file Form 5500 or provide an SPD under federal law, though some do voluntarily. Contact the church or denominational office that sponsors the plan.
IRAs
Traditional, Roth, SEP, and SIMPLE IRAs are governed by the Internal Revenue Code rather than ERISA, so they have no plan administrator in the ERISA sense. The financial institution where you opened the account is your IRA custodian or trustee. If you’ve forgotten where an old IRA is held, look at prior tax returns for Form 5498 (IRA Contribution Information), which lists the custodian’s name and EIN.