Book your own accommodation
Book on behalf of someone

INTERPLAN is the only official housing agency for the ITI World Symposium 2017 in Basel. If you are contacted by any other agency or company offering special housing rates for the ITI World Symposium 2017 in Basel, please be aware that these companies are not authorized to represent the ITI in any way. In addition they do not have access to the officially contracted ITI room blocks or rates.

These companies might not deliver what they promise in terms of quality, location, rates and extra charges. If you are contacted by any other agency than INTERPLAN or have any questions regarding their legitimacy please don’t hesitate to contact us at or by telephone +49 89 54 82 34 17.


Hotel Prices

Hotel Prices

Hotel prices are quoted in CHF (Swiss francs) and apply per bedroom and night. The prices include accommodation and breakfast as well as statutory VAT. The city tax of CHF 3.50 per night per person must be paid separately. Payment of the city tax entitles you to use Basel's public transport network free of charge.


Price Validity

The prices quoted are based on the individual hotel rate structure for 2017.


Minimum Stay

In most Basel hotels no minimum stay is required to secure your accommodation. The Grand Hotel Les Trois Rois is the exception and will only accept bookings with a minimum stay of 4 nights between 3 to 7 May 2017.

Individual Bookings

-- Applicable for bookings of 1 to 9 rooms max. --

Payment policy

Delegate booking:
The submitted credit card data will be forwarded to the hotel.
In case of a non-arrival or late cancellation the hotel/Interplan is entitled to charge any amount due to the given credit card.
The complete amount is due to be paid directly to the hotel upon arrival. 
The hotel reserves the right to charge the given credit card for one or all nights booked after the deadline for free cancellation and prior to arrival (approx. 2 weeks prior to arrival).

Exception: Payment for the Hotel Spalentor is made by credit card during the online booking process. VISA, AMEX or MASTERCARD are accepted.

Third party booking:
With completion of the booking the payment via credit card (AMEX/Master or Visa card) will be due.


Cancellation policy

Free cancellation of your hotel room is available until January 13, 2017 (exceptions: Ramada Plaza Hotel Basel: December 1, 2016; Courtyard by Marriott Basel: September 1, 2016; no free cancellation at Grand Hotel Les Trois Rois). Cancellations made after January 13, 2017 are subject to a charge of 100% of the confirmed room price for any cancelled night.

INTERPLAN will do its utmost to re-sell any cancelled rooms/nights, in order to avoid high cancellation charges for the participants. If INTERPLAN is able to resell the room/night, any deposit made will be refunded, less an administrative fee of CHF 50 plus statutory VAT. Information about resale of a room subject to late cancellation will be made after the congress, by July 31, 2017 the very latest.

Bookings made after January 13, 2017 are automatically binding and cannot be cancelled free of charge.


Group Bookings

-- Applicable for bookings of 10 rooms and more --

Administrative fee

An administrative fee of CHF 250 plus statutory VAT applies to all bookings of 10 or more rooms per hotel.


Cancellation policy

Free cancellation is available according to the following schedule:

Free cancellation until Exceptions – no free cancellation
50% January 13, 2017
Courtyard by Marriott Basel
Ramada Plaza Basel
Grand Hotel Les Trois Rois
20% February 28, 2017 Dorint Messe Basel





Additional cancellations and/or non-arrivals will be charged the full amount. INTERPLAN does its best to re-sell any rooms that are subject to late cancellation to keep the costs for participants as low as possible. Where INTERPLAN manages to resell a late cancellation, it will refund any amount for nights that are not used less an administrative fee of CHF 50 plus statutory VAT per room that is re-sold.


Payment policy

Payment must be made according to the following schedule:

Payment due Service booked
January 13, 2017
Administrative fee
= CHF 250 plus statutory VAT per hotel
50% of the room allotment calculated according to booking status of January 13, 2017
February 28, 2017

Outstanding room allotment calculated according to booking status of February 28, 2017
(bringing the total to 100% of booked allotment)


Additional reservations made after February 28, 2017 must be paid for by credit card at the time of booking.