CCP 2294     

Art. 2294.  Time for seizure; return

A seizure may be made under a writ of fieri facias only within one year from the date of its issuance.

At the expiration of that time the sheriff shall make a return on the writ unless a seizure has been made within the time.  If a seizure has been made the sheriff shall proceed with the sale and thereupon make a return.