Unless another method of levy is provided by this article, to levy upon tangible personal property in the possession or under the control of a third person, the levying officer shall serve a garnishment on the third person. (CCP 700.040)
If goods are in the possession of a bailee who has issued a negotiable document of title therefor, the goods may not be levied upon, but a garnishment can be served on the bailee for the negotiable document of title. (CCP 700.120) If goods are in the possession of a bailee other than one who has issued a negotiable document of title therefor, the goods may be levied upon by serving the bailee with a garnishment. (CCP 700.060)