Behaviour Change Communication is a notable cross-cutting issue which important in optimising the health benefits from water, sanitation and hygiene interventions and are therefore prioritised and integrated into WASH programmes.

Imbibing the habit of handwashing with soap under running water at critical times, stopping open defecation and using improved latrines, as well as implementing Water Safety Plans to ensure consistent water quality along the entire water supply chain from source to consumption (point of use) are the main behaviour change issues promoted by C-WASH.