The Teacher's Charter is an initiative of the MIUR (Ministry of Education) with law 107 of 13 July 2016, art. 1 paragraph 121, an Electronic Charter for professional updating and training of tenured teachers is established. If you are a merchant or a training institution, then register with Carta del Docente to allow teachers to spend their annual voucher of 500 euros on your ecommerce or in your store.
To register: https://cartadeldocente.ificazione.it/CommercianteWeb/#/login