The document outlines procedures for filing tax returns under the Income Tax Ordinance of 2001 in Pakistan. It specifies that:
(1) Companies, individuals with income exceeding a threshold, non-profit organizations, and approved welfare institutions must file tax returns. Other individuals must file if they meet criteria such as prior tax charges, losses carried forward, property ownership, or vehicle/utility ownership.
(2) Returns must be filed in the prescribed form with required documents and declarations by the deadline. Revised returns can be filed within 5 years if errors are discovered.
(3) The Commissioner can require returns for periods less than 1 year or returns for prior years if certain conditions are met.