The application deadline for students using the CA Dream Act Application or the FAFSA is March 2 prior to the academic year (E.g., March 2, 2016 for the 2016-17 academic year). For Cal Grants offered under the California Dream Act, you must also submit a certified GPA to the California Student Aid Commission. More information can be found here on the FAQ page.
Main website: https://dream.csac.ca.gov/
FAQ: http://www.csac.ca.gov/pubs/forms/grnt_frm/cal_grant_dream_act_faqs.pdf