An examination of the portfolio of federal real estate properties, and the path to energy-efficiency in those properties, provides a context for consideration of what more could be done to improve the energy efficiency of federal buildings and what potential cost reductions can be achieved. [...] An official from Natural Resources Canada The energy efficiency of federal buildings has evolved over time, from the efforts of individual departments to a comprehensive government-wide strategy on sustainable development, through the use of national building codes and the pursuit of various industry-recognized building certifications. [...] An official from Shared Services BC told the Committee that the implementation of this strategy in the Victoria capital region reduced the Government of British Columbia’s footprint by more than 3,800 square metres, and that reducing the footprint results in lower energy costs.28 2. National Energy and Building Codes The National Energy Code of Canada for Buildings 2011 provides minimum requiremen [...] An official from the Government of British Columbia’s Ministry of the Environment told the Committee that 20% of all LEED Gold-certified buildings in Canada are located in British Columbia.44 In 2009, the Canada Green Building Council introduced the LEED Canada for Existing Buildings: Operations and Maintenance (EB:O&M) rating system to help “building owners and operators measure operations, impro [...] He also indicated that, in order to overcome these challenges, effective and efficient management and operation are required.49 John Smiciklas (Director, Energy and Environment, Building Owners and Managers Association of Canada) told the Committee that the goal of the BOMA BESt program is to be as inclusive as possible in order to improve the performance of the vast majority of buildings.50 Mr.