USCIS issued a news alert on Wednesday, July 19th stating that they have returned all fiscal year 2018 (FY 2018) H-1B cap-subject petitions that were not selected in their computer-generated lottery. USCIS completed the data entry of all selected H-1B cap-subject petitions on May 3rd (USCIS Completes Data Entry of Fiscal Year 2018 H-1B Cap-Subject Petitions). If you submitted a cap-subject petition between April 3rd and April 7th of this year and have not received a receipt notice or a returned petition by July 31, 2017, contact USCIS for assistance.
Source of Information:
USCIS.gov, 7/19/17, News Alert:
USCIS Returns Unselected Fiscal Year 2018 H-1B Cap-Subject Petitions