To join IAH using the on-line secure server please complete the screens that follow.

We do not accept Diners and American Express.

Your payment will be made over the secure server operated by WorldPay. Immediately your payment has been made you will receive e-mail confirmation of your membership. A "welcome pack" of additional information will follow by mail.

If you are already an IAH member please do not use this facility to pay your annual subscription - follow the instructions on your invoice or go to here for further information.

The annual membership rate is EUR72. Full members in lower income countries pay a reduced rate (EUR34, 44 or 47 depending on the country) – when you proceed to the next screen and you will see your invoice based upon the rate for the country you enter below.

Credit card payments can be made in EUR, US$ or GB pounds at the prevailing rate of exchange.

Students pay EUR36. If you wish to claim the student rate please select below – verification may be sought – otherwise select “full membership”.