FMLA Resource Center

Intermittent FMLA Leave Guide for Employers

A practical guide to managing intermittent FMLA leave, including scheduling, call-ins, tracking, recertification, payroll coordination, attendance issues, abuse concerns, and real workplace examples.

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Why Intermittent Leave Is So Difficult to Manage

Intermittent FMLA leave is one of the most challenging areas of leave administration because it does not follow a clean start and end date. Employees may miss full days, partial shifts, late arrivals, early departures, or unpredictable blocks of time.

The challenge for employers is balancing employee rights under FMLA with accurate attendance tracking, payroll coordination, operational scheduling, documentation, communication, and consistency.

Guide Navigation

What This Guide Covers

Examples

Real workplace examples of intermittent FMLA leave.

Scheduling

How employers can manage planned and unpredictable absences.

Call-Ins

How normal call-in rules interact with FMLA-protected leave.

Tracking

How to track intermittent leave accurately and consistently.

Recertification

When employers may request updated medical certification.

Abuse Concerns

How to respond to patterns without overstepping compliance boundaries.

What Is Intermittent FMLA Leave?

Intermittent FMLA leave allows an eligible employee to take FMLA-protected time in separate blocks instead of one continuous leave period. This may include absences by the day, hour, partial shift, or reduced schedule depending on the medical need and certification.

Employer takeaway: Intermittent leave is not just an attendance issue. It affects scheduling, payroll, benefits, documentation, compliance, staffing, and employee communication.
Real Examples

Common Intermittent Leave Scenarios

Chronic Condition Flare-Ups

An employee has a certified chronic health condition that may cause unpredictable absences one to three times per month.

Recurring Treatment

An employee needs weekly appointments for physical therapy, chemotherapy, counseling, or other ongoing medical treatment.

Reduced Schedule

An employee returns from leave but can only work six-hour shifts temporarily due to medical restrictions.

Care for a Family Member

An employee needs intermittent time away to care for a spouse, child, or parent with a qualifying serious health condition.

Late Arrivals

An employee occasionally arrives late due to symptoms or treatment connected to an approved intermittent FMLA condition.

Early Departures

An employee leaves work early when symptoms prevent them from completing a full shift.

Employer Workflow

Intermittent Leave Administration Process

1

Employee Requests Leave

The employee notifies the employer of a need for intermittent or reduced schedule leave.

2

Eligibility Review

The employer determines whether the employee is eligible for FMLA protection.

3

Certification Request

The employer requests medical certification when appropriate.

4

Designation Decision

The employer determines whether the leave qualifies and communicates approval or denial.

5

Absence Tracking

Each absence is tracked against the employee’s available FMLA entitlement.

6

Payroll Coordination

Payroll, PTO, unpaid time, benefits deductions, and schedules are coordinated accurately.

Scheduling Intermittent FMLA Leave

When intermittent leave is foreseeable, employees should generally make a reasonable effort to schedule treatment in a way that does not unnecessarily disrupt business operations. However, many intermittent leave events are unpredictable.

Foreseeable Leave

Examples include planned treatments, recurring appointments, therapy sessions, follow-up visits, or scheduled procedures.

Unforeseeable Leave

Examples include flare-ups, sudden symptoms, emergency care, migraines, complications, or unpredictable episodes.

Call-In Procedures and Intermittent FMLA

Employers may generally require employees to follow normal call-in procedures unless unusual circumstances prevent the employee from doing so. This is where consistency matters.

Call-In Process Should Clarify:

  • Who the employee should contact
  • When notice must be provided
  • What information should be included
  • How the absence should be coded
  • Who confirms whether the absence is FMLA-related
  • How supervisors should document the call-in

Tracking Intermittent FMLA Leave

Intermittent leave tracking must be accurate because small increments can add up quickly. Employers should have a reliable process for tracking dates, hours, partial shifts, remaining balances, payroll coding, and related documentation.

Common risk: Managers may approve time away as “FMLA” verbally, while payroll codes it differently and HR tracks it somewhere else. This creates compliance, payroll, and documentation gaps.

Recertification for Intermittent Leave

Recertification can help employers confirm whether ongoing intermittent absences remain connected to the certified medical need. However, employers need a consistent and compliant process before requesting updated documentation.

Recertification May Become Relevant When:

  • The frequency or duration of absences changes significantly
  • The employee’s pattern differs from the medical certification
  • The original certification period is expiring
  • There is reason to question whether the absence relates to the approved condition

Intermittent FMLA Abuse Concerns

Employers often worry about intermittent FMLA abuse, especially when absences appear around weekends, holidays, busy shifts, or undesirable assignments. The key is not to assume abuse, but to review patterns, documentation, certification details, and policy consistency.

Important: Employers should avoid retaliation, interference, inconsistent discipline, or treating protected leave as a negative attendance event.

Payroll, PTO, and Attendance Coordination

Intermittent leave often touches multiple systems. HR may approve the leave, managers may track attendance, payroll may process unpaid time or PTO, and benefits may need to monitor employee premium deductions.

Payroll Questions

  • Is the time paid or unpaid?
  • Is PTO required, optional, or exhausted?
  • Are deductions accurate?
  • Are partial shifts coded correctly?

Attendance Questions

  • Was the absence FMLA-related?
  • Was proper notice given?
  • Was the absence counted correctly?
  • Was discipline avoided for protected time?
Employer Checklist

Intermittent Leave Administration Checklist

  • Confirm FMLA eligibility
  • Send required notices timely
  • Request certification when appropriate
  • Review frequency and duration estimates
  • Define call-in expectations
  • Train supervisors on what not to ask
  • Track hours accurately
  • Coordinate with payroll
  • Document each absence
  • Monitor certification expiration dates
  • Review patterns carefully
  • Maintain consistent attendance practices
FAQ

Intermittent FMLA Questions Employers Ask

Can an employee take FMLA in small increments?

Yes. Intermittent leave may be taken in separate blocks of time when medically necessary.

Can we require employees to follow call-in rules?

Generally, yes. Employers should apply normal call-in procedures consistently unless unusual circumstances prevent compliance.

Can intermittent FMLA affect attendance points?

Protected FMLA time should not be counted as a negative attendance event.

Can we ask for recertification?

Sometimes. Recertification may be appropriate depending on timing, certification details, changed circumstances, or absence patterns.

Can we discipline suspected abuse?

Employers should be careful. The better approach is to review documentation, policy consistency, certification limits, and objective patterns before acting.

Need Help Managing Intermittent FMLA Leave?

If intermittent leave is creating tracking issues, payroll confusion, attendance disputes, documentation gaps, or compliance concerns, a FLARE™ Discovery can help identify where your process may be breaking down.

Schedule a Free FLARE™ Discovery