A school district intending to file an application during a calendar year to be approved as a charter school authorizer must submit to the state board of education a notice of intent to file such application by June 15th of that same year. A district may not file an authorizer application in a calendar year unless it has filed a timely notice of intent as provided for herein. A notice of intent shall not be construed as an obligation to submit an application under these rules. The board shall post on its public web site a form for use by districts in submitting notice of intent, and shall post all notices of intent upon receipt.