World Hydropower Congress

Tickets and registration

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The World Hydropower Congress brings together leading decision-makers, innovators and experts from industry, government, finance, civil society and academia. Learn more.

Governments and international institutions

Representatives of governments and international institutions can request a letter of invitation by contacting

Media accreditation

To register as a media representative, please complete the Media Accreditation Application Form. There is no registration fee for accredited media representatives. However, to register as a media representative, you must submit a letter from your editor and proof of identity. 

Information for before you register 


You will need to create a personal profile before starting your registration. Once your profile has been created, you will be taken directly to the registration form. You will also receive an email with the subject line ‘Welcome to REACT Profile’.

Registering on behalf of someone else

If you are making the booking on behalf of someone else, please enter your contact details in the correspondence email ID field. You will be asked to agree to terms and conditions on behalf of the delegate.


You will be asked to indicate which sessions you will attend in each time slot. This is to assist IHA with room allocation; at Congress you will have the freedom to attend any relevant session.

Important deadlines

The deadline for visa invitation letter requests is 11 April 2019, 24:00 Central European Time (CET).

Online registration will close on 10 May 2019, 24:00 CET. After this date, registrations will only be possible onsite.


Please have your payment details ready. You can pay by bank transfer (up to 30 April 2019, 24:00 CET) or credit card.

You will have the option to add a purchase order number or transaction reference.

Non-members of IHA will pay a standard delegate fee. However, if you would like to benefit from the member discount, please contact to discuss membership packages. For more information on membership, visit IHA’s website.

Email updates

Emails about your registration will be sent from, so please add this to your safe sender list.

Changes to bookings

If you have completed a booking and would like to make any changes, please contact the World Hydropower Congress Secretariat at If you would like to add items to your booking you can do so via your ‘MyArea’ page.


Please refer to the terms and conditions for information on the cancellations terms and procedure.

Terms and conditions

Terms and Conditions relating to the World Hydropower Congress can be found here




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