Cal. Educ. Code § 33335
For the purposes of Government Code Section 11032, the following constitute, among other proper purposes of like or different character, state business for officers and employees of the Department of Education for which the officers and employees shall be allowed actual and necessary traveling expenses:
(d) Obtaining information useful to the department in the conduct of its work.
When traveling is outside the state, traveling and expense shall be approved by the Governor and Director of Finance as provided in Government Code Section 11032.