This chapter shall not be construed in any way to infringe on the rights of citizens under the state constitution or the constitution of the United States in the use of language in activities or functions conducted in the private sector. No agency or officer of the state or of any political subdivision of the state shall place any restrictions or requirements regarding language usage for businesses operating in the private sector other than in official documents, forms, submissions, or other communications directed to governmental agencies and officers, which communications shall be in English as recognized in this chapter.