The Common Implementation Strategy (CIS) is 13 guidance documents on how to best implement the Directive's provisions:

Guidance Document N° 1 - Economics and the Environment - The implementation challenge of the Water Framework Directive

Guidance Document N° 2 - Identification of Water Bodies

Guidance Document N° 3 - Analysis of Pressures and Impacts

Guidance Document N° 4 - Identification and Designation of Heavily Modified and Artificial Water Bodies

Guidance Document N° 5 - Transitional and Coastal Water - Typology, Reference Conditions and Classification Systems

Guidance Document N° 6 - Towards a guidance on establishment of the intercalibration network and the process on the intercalibration exercise

Guidance Document N° 7 - Monitoring under the Water Framework Directive

Guidance Document N° 8 - Public Participation in relation to the Water Framework Directive

Guidance Document N° 9 - Implementing the Geographical Information System Elements (GIS) of the Water Framework Directive

Guidance Document N° 10 - River and lakes - Typology, reference conditions and classification systems

Guidance Document N° 11 - Planning process

Guidance Document N° 12 - The role of wetlands in the Water Framework Directive

Guidance Document N° 13 - Overall approach to the classification of ecological status and ecological potential