Cal. Gov. Code § 12422
The Controller shall summon county auditors to meet with the Controller or the Controller's duly authorized representatives, at least once each year, in groups and places within the state as may be designated by the Controller for the purpose of discussion of problems dealing with county budget procedure, reporting of financial transactions of the counties, allocation of property tax revenues, including the Special District Augmentation Fund, and to promote uniformity of procedure in all matters pertaining to the duties of county auditors, throughout the state. The expenses of any county auditor attending the meeting shall be a charge against the funds of the county, to be paid in the same manner as other county charges are paid.
Ca. Gov. Code § 12422