The FENIQS-EU project aims to enhance implementation of quality standards (QS) in drug prevention, treatment and harm reduction across the EU, with more services, organizations and countries applying QS in daily practice.

Findings:

• most countries have implemented the EDPQS standards, followed by the MQS, the EQUS and the International Standards for Drug Use Prevention; 9 of the countries have adopted other standards 
• most often explanation for the actual degree of QS implementation are professional reasons followed with political and financial
• most QS are implemented in the domain of health, followed by education, social welfare, and low enforcement, with fewest implemented in justice domain
• in most of countries implementation of QS is not mandatory
• in number of countries support for QS implementation is provided through the available training for practitioners & through the integration of (parts of) QS into strategies/recommendation/plans at different levels (national, regional, or local