For resignation of Director in a Private Limited Company, he need to file the form DIR-12. In this form he need to attach the.This article aims to define a director resignation letter, provide a template and procedure for the resignation of a director in a private limited company, Section 168(2) required the resigning director to submit a copy of resignation along with detailed reasons to the Registrar within thirty days of resignation. To file the resignation of a company director with the Registrar of Companies, we need a resignation letter and board resolution to submit eForm DIR-12. In this article, we define a director resignation letter, provide a template and offer several examples to reference when writing your own. What you'll need to do is file a TM01 form with Companies House.