Energy Efficiency Improvement Act of 2014

[AI summary unavailable — showing source text] Better Buildings Act of 2013 - Requires the Administrator of General Services (GSA) to develop and publish model leasing provisions for use in leasing documents that designate a federal agency as a landlord or tenant to encourage building owners and tenants to invest in cost-effective energy efficiency measures. Requires the Administrator to: (1) develop policies and best practices to implement such measures for the realty services provided by the Administrator to federal agencies, including periodic training of federal employees and contractors on how to identify and evaluate such measures; and (2) make available such model leasing provisions and best practices to state, county, and municipal governments that manage owned and leased building space to encourage investment in such energy efficiency measures. Amends the Energy Independence and Security Act of 2007 to require the Department of Energy's (DOE) Assistant Secretary of Energy Efficiency and Renewable Energy to study the feasibility of: (1) significantly improving energy efficiency in commercial buildings through the design and construction of separate spaces with high-performance energy efficiency measures, and (2) encoura…