If your IWA joint-membership has previously been managed by one of the below-mentioned IWA National Associations, please contact your National Association to request the renewal of your membership.
The current IWA National Associations managing joint-memberships are:
- Belgium IWA (BIWA)
- Water and Sanitation Association of Zambia (WASAZA)
- The Canadian Association on Water Quality (CAWQ)
- Astee (France)