If you completed the prerequisites or restrictions but get an error message: UCSC Students: contact department for approval to enroll - CHEM Advising, 
chemistryadvising@ucsc.edu. Provide proof of prerequisite material. Visiting Students - prerequisites are lifted in summer. Contact 
summer@ucsc.edu for a permission code to enroll. If this class is a prerequisite for a Session 2 course you want to take, email 
summer@ucsc.edu for a permission code anytime after you enroll.