Turkish Competition Board initiated an investigation on September 27th, 2017 concerning İstanbul Elektronik Haberleşme ve Altyapı Hizmetleri San. ve Tic. A.Ş. to determine whether that undertaking had violated the Competition Act No.4054 through its conduct regarding infrastructure facility of electronic communication operators. The press release about the investigation, initiated by the decision numbered 17-30/489-M, is available via http://www.rekabet.gov.tr/tr/Guncel/istanbul-elektronik-haberlesme-ve-altyap-5a982c4407bbe71180db0050568d4f05