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Membership Rates

Our membership rates vary according to the income category of your home country (as determined by the World Bank). High-income category should pay the high-income membership rate whereas all other categories should pay the low-income membership rate. Please click here to see the World Bank classifications to determine what rate you should pay.

The membership period runs between 1st October and 30th September each year. For any issues with your membership or for further information, please email us.