Section 125 Status Changes

By Kathryn O'Connor, PHR, SHRM-CP, CCP, GRP, Director of Total Rewards and People Analytics 
Published April 28, 2026 

Employees regularly ask to make changes to their benefits outside of open enrollment. A spouse starts a new job. A child loses coverage. A household move triggers new plan options.  

Benefit elections made on a pre‑tax basis under a Section 125 cafeteria plan (which may include medical, dental, vision, and flexible spending accounts) are generally locked in for the plan year. Mid-year changes are permitted only when a qualifying status change occurs, and the requested change aligns with both the event and the terms of the plan. 

Most cafeteria plans allow mid‑year changes for events such as: 

• Marriage, divorce, legal separation, annulment, or death of a spouse. 
• Birth, adoption, placement for adoption, or death of a dependent. 
• Loss of dependent eligibility under the plan, such as aging out. 
• A change in employment status for the employee, spouse, or dependent that affects eligibility for coverage. 
• Gain or loss of coverage under a spouse's or dependent’s employer plan. 
• Loss of other group health coverage that triggers special enrollment rights. 

Even when one of these events occurs, the requested election change must be consistent with the event. A qualifying event does not allow unrelated benefit changes. In practice, this means an employee who marries may add a spouse to coverage. It does not mean the employee can use the marriage as an opportunity to change unrelated benefits or drop coverage altogether. 

Timing is also critical when processing permitted status changes. Section 125 plans require employees to notify the appropriate person or department at their organization  of a status change within a specific timeframe, typically 30 days from the date of the event. Requests made outside the allowed window generally must be denied, even if the life event itself is valid. Allowing late changes on an exception basis can lead to inconsistent plan administration and increased compliance risk. 

In many circumstances, employees should be required to provide reasonable documentation to support their status change request. This may include marriage certificates, birth certificates, proof of loss or gain of other coverage, or verification of a dependent’s eligibility status. Documentation helps ensure changes are administered consistently and provides important support in the event of an audit, inquiry, or employee dispute. 

Careful and consistent administration of mid-year benefits changes keeps your plan compliant and your plan’s tax-favored status secure. Our team is ready to assist with general questions or issues. HR Source members can call the HR Hotline at 800-448-4584 or submit a question online. For questions about your specific Section 125 plan, reference your plan document or reach out to your benefits plan broker.