|Accreditation to the Drainage Technology Laboratory (Sector for Drainage in ViO) under standard HRN EN ISO / IEC 17025: 2007.
On 2nd June 2016, the Drainage Technology Service Laboratory (Drainage Sector of Vodoopskrba i odvodnja d.o.o.) was issued a Certificate of Accreditation (No.: 1531, Ref. No.: 383-02 / 15-30 / 023, Reg.no/Id. No.: 569-02 / 11-16-21) by the Croatian Accreditation Agency (HAA) for waste water testing according to the standard HRN EN ISO/IEC 17025:2007. The issuance of this accreditation marks the successful completion of the demanding process of certifying the highest level of competence for wastewater testing under continuous external independent supervision by HAA assessors.