A growing number of employers—especially in the digital sector—are introducing special benefits such as “fur-ternity leave” for employees with pets. But before joining the trend, companies might want to check first with their in-house lawyers.

Nina Hale Inc., a Minneapolis digital marketing firm with 85 employees, announced on Aug. 20 that it was expanding its benefits program to offer a week of work-from-home days to allow new pet parents to spend time with their new companions and help the pets adjust to their surroundings.