If a person is not on the lease, the landlord can evict them immediately without paperwork.
Oklahoma Statutes Citationized
Title 41. Landlord and Tenant
Residential Landlord and Tenant Act
Section 111 - Termination of Tenancy
F. The provisions of this section shall not apply to an occupant who has no rental agreement with the landlord and with whom the landlord has not consented to creating a tenancy. A landlord shall have the right to demand that such an occupant vacate the dwelling unit or the premises or both and shall not be required to commence eviction proceedings. If the occupant wrongfully fails to comply within a reasonable time, the occupant shall, upon conviction, be guilty of a trespass and may be punished by a fine not to exceed Five Hundred Dollars ($500.00).
Oklahoma Statutes Citationized
Title 41. Landlord and Tenant
Residential Landlord and Tenant Act
F. The provisions of this section shall not apply to an occupant who has no rental agreement with the landlord and with whom the landlord has not consented to creating a tenancy. A landlord shall have the right to demand that such an occupant vacate the dwelling unit or the premises or both and shall not be required to commence eviction proceedings. If the occupant wrongfully fails to comply within a reasonable time, the occupant shall, upon conviction, be guilty of a trespass and may be punished by a fine not to exceed Five Hundred Dollars ($500.00).