Turkish Competition Board initiated an investigation on 13 March 2019 on 7 undertakings operating in the field of chemical products used for chemical treatment and disinfection in water treatment facilities following a preliminary inquiry based on allegations that they concluded an anti-competitive agreement in violation of the Competition Act No. 4054. The press release dated 8.4.2019 about the investigation, initiated by the decision numbered 19-12/136-M, is available via https://www.rekabet.gov.tr/tr/Guncel/su-aritma-tesislerinde-kimyasal-aritma-v-028ce40ef259e91180f400505694b4c6