Primary-Residence-Only Rule
No. Seminole County does not require a vacation rental to be the owner's primary residence, and Florida law would preempt such a rule. Full-time owner-occupied homes renting bedrooms via an internal hallway are actually exempt from the ordinance.
Does Seminole County Require a Short-Term Rental to Be Your Primary Residence?
Some RestrictionsSeminole County LDC Sec. 30.1373(f)
Sections 30.1373 through 30.1376 shall not apply to any dwelling unit that is owner-occupied on a full-time basis and provided the means of ingress and egress is through a hallway internal to the unit to the sleeping room(s) leased by the transient occupant(s).