Notice for Additional Information: applicants must supply or clarify registration-related documents or face application rejection or proceedings. Form GST REG-03 is an administrative notice requiring applicants for registration, amendment, cancellation or withdrawal to rectify identified deficiencies by submitting additional information or documents by a specified date and, where specified, to appear personally before the proper officer. Failure to respond by the deadline may lead to rejection of the application and initiation of proceedings under the relevant statutory provision. The form includes officer identification and states that no further reminders will be issued; it also notes that personal appearance is inapplicable to new registrations and withdrawals.