<h1>Form 105 governs regular registration and approval of non-profit organisations, with filing, validity, documents, and re-application rules.</h1> Form No. 105 is the electronic application for regular registration or regular approval of specified non-profit organisations and allied funds under the Income-tax Act, 2025. It covers applicants seeking registration to claim benefits available to registered non-profit organisations, and applicants seeking approval so that donations received may qualify for donor deduction. The form requires details of identity, formation, existing registration, income, office bearers, beneficial ownership, activities, assets, liabilities, and supporting documents. It also provides for filing timelines, validity periods, re-application, withdrawal, and correction of erroneous details before the order is passed.