Do temporary or substitute employees have any rights under FMLA? January 11, 2022 16:53 Updated Temporary or substitute employees may be eligible if they work at least 12 months or 1,250 hours. Related articles Is FMLA/CFRA leave a paid or unpaid leave? What do I need to know about Sabbatical Leave? What is an exception message? How do I return from leave? What happens to my health benefits when I take FMLA leave?