Information return obligation requires specified persons to furnish transactional and registration records to tax authorities in prescribed manner. Obligation to furnish information returns requires specified persons to provide maintained records of registration, accounts, periodic returns, tax payments and transactional details in the prescribed form, manner and time to the designated authority; the Commissioner may require rectification of defects within thirty days or an allowed extension, treat unrectified returns as not furnished, and issue notices compelling submission within a prescribed period.