California Code, Penal Code - PEN § 148.10

(a) Every person who willfully resists a peace officer in the discharge or attempt to discharge any duty of his or her office or employment and whose willful resistance proximately causes death or serious bodily injury to a peace officer shall be punished by imprisonment pursuant to subdivision (h) of Section 1170 for two, three, or four years, or by a fine of not less than one thousand dollars ($1,000) or more than ten thousand dollars ($10,000), or by both that fine and imprisonment, or by imprisonment in a county jail for not more than one year, or by a fine of not more than one thousand dollars ($1,000), or by both that fine and imprisonment.

(b) For purposes of subdivision (a), the following facts shall be found by the trier of fact:

(c) This section does not apply to conduct that occurs during labor picketing, demonstrations, or disturbing the peace.

(d) For purposes of this section, “serious bodily injury” is defined in paragraph (4) of subdivision (f) of Section 243.