Law360, New York ( January 15, 2015, 5:39 PM EST) -- Landlords and tenants of commercial buildings in the District of Columbia should brace for potentially significant increases in their property taxes payable in 2015 and future years. The District of Columbia Office of Tax and Revenue, the department within the District tasked with the assessment and collection of property taxes, recently modified its commercial property assessment process after considering the recommendations of a report prepared by an outside consulting firm. The modifications resulted in some significant increases in the assessed value of commercial properties and, subsequently, the resulting property taxes....