Figure 9 Sample User Content ID and Official Product IDFigure 9 shows the header and footer area of a tax publication. In the upper left of the header area is the IRS logo with the user content identification “Publication 947” and “Practice Before the IRS and Power of Attorney” below it. In the footer official product identification from left to right are “Publication 947 (Rev. 2-2018),” “Catalog Number 13392P,” “Department of the Treasury - Internal Revenue Service” and “” left justified.