California Code, Education Code - EDC § 68078

(a) A student holding a valid credential authorizing service in the public schools of this state who is employed by a school district in a full-time position requiring certification qualifications for the college year in which the student enrolls in an institution is entitled to resident classification if that student meets any of the following requirements:

(b) Notwithstanding any other provision of law, a student holding a valid emergency permit authorizing service in the public schools of this state, who is employed by a school district in a full-time position requiring certification qualifications for the academic year in which the student enrolls at an institution in courses necessary to fulfill teacher credential requirements, is entitled to resident classification only for the purpose of determining the amount of tuition and fees for no more than one year.  Thereafter, the student shall be subject to Article 5 (commencing with Section 68060).

(c) This section shall not be construed to affect the admissions policies of any teacher preparation program.