Methods of Payment to the ISI - Credit Card Form




Fill in your credit card details below and return this form to us:

Please note that all credit card transactions will be charged in Euros.

It is important to state your membership – and invoice number


Membership – and invoice number:




Name on credit card:




Expiry date: ___ / ___ (month/year) MasterCard / Visa (Please indicate)


Credit card number: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ (16 digits)


Security code: _ _ _
(the last 3 digits that can be found on the signature strip on the back of your credit card)







Once we have received your authorisation to charge your credit card, the appropriate Euro amount will be charged according to the daily market rate against your own currency.


For an indication of what the daily market currency exchange rates are, please consult




To process this information, you can either:

1. print the form, fill it in and send us the form by fax: +31 70 386 0025


2. print the form, fill it in and send it by regular mail to ISI (see address below)


3. print the form, fill it in, scan and send it by e-mail to ISI (see the ISI e-mail on your invoice)


ISI address:

ISI Permanent Office
P.O. Box 24070
2490 AB The Hague
The Netherlands