In a recent Federal Reserve study, it was shown that banks have further tightened lending standards for commercial real estate. This was found across the board for all types of commercial real estate loans.
Many banks tightened standards for construction and land development as well as loans for multifamily residential properties.
Some are speculating that a bubble formed seeing as interest rates have stayed close to zero since 2008.
Image via http://www.collegeresourcenetwork.com/.