MMC Benefits Handbook
Account Information
How can I find out how much money is in my account?
You can access the Spending Account Service Center's online website, https://trion.lh1ondemand.com, the Spending Account Service Center, 24 hours a day, 7 days a week. The Spending Account Service Center provides you with helpful tools and information such as:
  • account elections and balances, year-to-date deposits, and withdrawals,
  • online distribution requests,
  • direct deposit forms, Health Savings Account transfer forms and eligible expenses listings.
When will I receive my account statement?
A statement showing your account activity will be issued monthly. Statements are available online at the Spending Account Service Center.
What information can I find on my account statement?
You will find the following:
  • the dates on which the withdrawals were made
  • your balance as of the statement date
  • your withdrawals
  • your total contributions
  • investment activity
  • overdraft and returned items fees
  • your total interest earned.
Do I earn interest on the money in my account?
Yes, funds contributed to the Health Savings Account are invested in your account and earn tax-free interest. The interest is posted monthly on the last day of the month. The interest rate is subject to change at any time.
How do I learn more about available investment options?
To learn about available investment options, go to the Spending Account Service Center. From the home page of the Spending Account Service Center, select Manage Investments.
Can I establish a Health Savings Account with a trustee different from the trustee the Company has chosen?
Yes. You may establish a Health Savings Account with any trustee you choose. However, you can only make before-tax contributions to the Health Savings Account made available through the Spending Account Service Center.
Can I roll over a Health Savings Account I already own into the Health Savings Account?
Yes. Contact the Spending Account Service Center for instructions.
Can my spouse establish a Health Savings Account with the Spending Account Service Center?
No, in order to establish a Health Savings Account with the Spending Account Service Center, you must be an eligible employee of Marsh McLennan. Your spouse, may however, establish a Health Savings Account with a trustee of their choice, provided that your spouse meets the tax requirements to establish and contribute to a Health Savings Account.
When will I receive my annual tax statement(s)?
Annual tax statements will be available on the Spending Account Service Center's online website, https://trion.lh1ondemand.com. You will find the following:
  • 1099-SA: The forms will begin to generate during the second week of January of the following year (i.e. form available in 2025 for distributions in 2024). This form will be available to you if you have received any distributions from your Health Savings Account during the tax year.
  • 5498-SA: The forms will begin to generate during the first week of February of the following year (i.e. form available in 2025 for 2024 contributions). This form will be available to you if you have made or received any contributions to your Health Savings Account during the tax year.
What if I made an adjustment to my Health Savings Account after I received my annual tax statement(s)?
If you made any adjustments to your Health Savings Account after you received your Tax Forms, corrected forms will be posted to the Spending Account Service Center's online website, https://trion.lh1ondemand.com. You will find the following:
  • 1099-SA: Corrected forms will generate in the second week in February and once per week for each week thereafter. Last issuance of a corrected form will post by April 30th of the following year. 
  • 5498-SA: Corrected forms will generate in the third week of February and once per week for each week thereafter. Last issuance of a corrected form will post by April 30th of the following year.