California has strong protections for employees and job applicants with disabilities. Basically, the law says that employers must provide "reasonable accommodations" to allow workers to perform their core job duties.
Both California and federal law forbid employers from discriminating on the basis of national origin. Language discrimination is part of this.
There's a lot of news these days about laws designed to restrict the rights of transgender people. These laws place unnecessary and damaging restrictions about who can use what bathroom, and even try to give businesses the right to discriminate.