The U.S. Small Business Administration (SBA) is increasing its receipts-based and employee-based small business size definitions (commonly referred to as "size standards") for North American Industry Classification System (NAICS) sectors related to Wholesale Trade and Retail Trade. Specifically, SBA is increasing size standards for 57 industries in those sectors, including 22 industries in NAICS Sector 42 (Wholesale Trade) and 35 industries in NAICS Sector 44-45 (Retail Trade).