21 GCA § 5101
Termination of Estates
View official PDF ↗A tenancy or other estate at will, however created, may be terminated by the landlord's giving notice in writing to the tenant, in the manner prescribed by '21108 of this Title, to remove from the premises within a period of not less than thirty
(30)days, to be specified in the notice.
Reconstructed from the Guam Code Annotated. For the authoritative version, see the official PDF.