Commonwealth Consolidated Acts Commonwealth Consolidated ActsWhere the Commissioner, by notice in writing served on a person, requires the person, whether an employer or not, to furnish to the Commissioner a return in relation to a year of tax, the person shall furnish the return in the manner and within the time specified in the notice, whether or not the person has furnished, or is or was required to furnish, a return under section 68 or this section in respect of that year of tax.