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Other 401(k) and Profit-Sharing Plans

Traditional and safe harbor 401(k) and profit-sharing plans for any business

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Small business.

What Are the Other 401(k) and Profit-Sharing Plans?

Traditional 401(k), Safe Harbor 401(k) and profit-sharing plans offer flexible features. They provide an easy way to save, and offering one can help attract and keep quality employees.

What Are the Benefits?

Contributions are a deductible business expense

Employer chooses plan type that works best for the business’s needs

Helps attract and retain employees

What Type of Employer Can Open This Plan?

• Employers of almost any kind of business can open these plans.

Who Contributes to the Plan?

• Employers

Traditional 401(k) and profit-sharing employers can make discretionary contributions up to 25% of an employee’s compensation or $69,000* (whichever is less). Contributions are mandatory for Safe Harbor 401(k)s. Employers choose a vesting schedule.¹

• Employees

Employees can make after-tax Roth or pretax Roth contributions up to $23,000* if the plan permits.

Those age 50+ can make an additional $7,500 in catch-up contributions if the plan allows.

What Are the Differences Between the Plans?

Compare the features of each of the plans to determine which might work best for your business. Some employers choose to open both a 401(k) and profit-sharing plan when it fits their needs.

Table comparing discretionary employer contributions, mandatory employer contributions, salary deferrals, annual ADP/ACP testing and vesting schedule between Traditional and Safe Harbor 401(k)s and Profit Sharing plans.

What Investment Options Are Available?

You choose which funds are available for you and your employees from a variety of mutual funds. Or consider a pre-diversified portfolio built by our professionals. It's a convenient way to choose based on when you'll need the money or the risk level that fits your goal. And it takes the guesswork out of picking investments.

What Are the Other Plan Benefits?

  • Retirement education and tools to help you and your employees plan for retirement, or one-on-one guidance from a consultant upon request.

  • Convenient services based on how you want to work with us, including online access to track investments and make changes.

  • Secure Plan Sponsor Access online tool for convenient plan management.

  • Distribution services available for tax reporting.

Review Other Options

Compare plans and benefits to find the one that best fits your business.

Things to Know Before You Get Started

  • Traditional 401(k) and profit-sharing plans may be established by the employer’s tax filing deadline, including extensions.

  • Safe Harbor 401(k)s must be effective at least three months during the first plan year.

  • Distribute completed Summary Plan Description.

  • File IRS Form 5500 annually.

  • Distribute applicable employee notices and disclosures.

  • Distribute annual 404(a) Participant Disclosures (found under the Meet Employee Disclosure Rules section).

  • Perform appropriate IRS testing based on plan features.

  • Update plan documents and provisions as required by law.

Annual $25 service fee is deducted from participant accounts.

Retirement Plans
With American Century Investments

Products and services to fit the needs of you and your employees, plus the ability to invest in others.

Get Support and Guidance

Education and tools—plus guidance upon request—can help you and any employees plan for retirement. It starts with helping you choose the right plan.

Find Investment Opportunities

You and your employees can build a diversified portfolio that aligns with your risk comfort level, time horizon and retirement goals.

Make an Impact

When you invest with us, you can also invest in the future of others. Together we can become a powerful force for good.

Establish the Plan

Review the Plan Document. If you need a Plan Document, please contact us.

Review the § 408(b)(2) Service Provider Disclosure and the Retirement Plan Services Agreement.

Complete the Retirement Plan Services Application to send to us in a later step.

Complete the Adoption Agreement and make a copy. Retain the original for your records and send the copy to us in a later step.

Complete and distribute the Summary Plan Description and Appropriate Notices to all eligible employees.

Instruct employees to complete the Salary Reduction Agreement and return completed forms to you. Retain the originals for your records.

Instruct employees to designate beneficiaries by completing the beneficiary form and retaining it for your records. Do not return to us.

Gather the Retirement Plan Services Application, a copy of the Adoption Agreement, and copies of the Participant Investment Elections forms from employees.

Mail forms to:
American Century Investments
PO Box 419385
Kansas City, MO 64141-6385

Or FAX to 1-888-327-1997

Sign up for Plan Sponsor Access to submit contributions electronically through our secure online tool. Contact us at 1-800-345-3533 to get a username and password.

Or complete the Purchase Guidelines submit contributions.

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Call to speak to a Business & Retirement Specialist who can help you select a plan for your business.

Limits listed are for 2024. The IRS sets limits annually.

The ADP test (Actual Deferral Percentage) tests pretax and after-tax Roth elective deferrals. The ACP test (Actual Contribution Percentage) tests matching and voluntary after-tax contributions. Source: Actual Deferral & Actual Contribution Percentage Tests (ADP/ACP), Investopedia, June 29, 2021.

Contributions may only be based on the first $345,000 compensation, as adjusted. Combined employer and employee is limited to 100% of compensation or $69,000, whichever is less, excluding catch-up contributions.

Additional Plan Administrator responsibilities apply.

This material has been prepared for educational purposes only. It is not intended to provide, and should not be relied upon for, investment, accounting, legal or tax advice.

IRS Circular 230 Disclosure: American Century Companies, Inc. and its affiliates do not provide tax advice. Accordingly, any discussion of U.S. tax matters contained herein (including any attachments) is not intended or written to be used, and cannot be used, in connection with the promotion, marketing or recommendation by anyone unaffiliated with American Century Companies, Inc. of any of the matters addressed herein or for the purpose of avoiding U.S. tax-related penalties.

This information is for educational purposes only and is not intended as tax advice. Please consult your tax advisor for more detailed information or for advice regarding your individual situation.

You could lose money by investing in a mutual fund, even if through your employer's plan or an IRA. An investment in a mutual fund is not insured or guaranteed by the Federal Deposit Insurance Corporation or any other government agency.

Diversification does not assure a profit nor does it protect against loss of principal.

Please consult your tax advisor for more detailed information regarding the Roth IRA or for advice regarding your individual situation.

Taxes are deferred until withdrawal if the requirements are met. A 10% penalty may be imposed for withdrawal prior to reaching age 59½.