Cal. Penal Code § 1374

When a defendant who has been found incompetent is on outpatient status under Title 15 (commencing with Section 1600) of Part 2 and the outpatient treatment staff is of the opinion that the defendant has recovered competence, the supervisor shall communicate such opinion to the community program director. If the community program director concurs, that opinion shall be certified by such director to the committing court. The court shall calendar the case for further proceeding pursuant to Section 1372.