A California preliminary or clear, single or multiple subject teaching credential is required of all teachers who work in the Diocese of San Jose. Since it's a formal letter, you have to strictly follow the prescribed format of a formal letter.Master the application format and learn how to write your application for teacher job in 5 steps. Checkout the samples of application for school teacher job format to write an impeccable application. Learn from the samples! In this article, we discuss what to include in a new teacher cover letter and share a template and examples for firstyear teachers. Here are the steps to a Substitute Teacher Permit application: Fingerprint for the Commission on Teacher Credentialing. Fill out the form below to create a new account. Careers in Education. Teaching positions in local California schools are filled at the district or school level.