21 GCA § 4205
Conveyance Of Limited Estate
View official PDF ↗A grant made by the owner of an estate for life or for years, purporting to convey a greater estate than he could lawfully transfer, does not work a forfeiture of his estate, but passes to the grantee all the estate which the grantor could lawfully transfer.
Reconstructed from the Guam Code Annotated. For the authoritative version, see the official PDF.