U.S. Citizenship and Immigration Services (USCIS) has reached the congressionally mandated H-1B cap for fiscal year (FY) 2017. USCIS has also received more than the limit of 20,000 H-1B petitions filed under the U.S. advanced degree exemption.
https://www.uscis.gov/news/news-releases/uscis-reaches-fy-2017-h-1b-cap