Is the City Tax (tourist tax) of the City of Cologne included in the daily price?

If not specifically indicated in our offer, the overall price of your reservation does not include a City Tax (tourist tax). For sojourns of 2 months or shorter the City of Cologne imposes a fee of 5% on the total amount for lodging (including VAT). If required verification from the City of Cologne is provided, business expenses are exempt. We refer to: Satzung zur Erhebung einer Kulturförderabgabe im Gebiet der Stadt Köln (Articles on the imposition of a City Tax (tourist tax) in the City of Cologne).

We’re on a business trip. Must we still pay the City Tax (tourist tax)?

No, business travelers are exempt from Cologne City Tax if they provide the required forms (fully filled-in and signed) upon arrival. Otherwise, we must retain the Tax and forward it to the City of Cologne. You can download the necessary documents here:
Official Form
(For employees only valid with proof of payment made by employer or confirmation form signed and stamped by the employer:
Official Form

Where can we find information on the City Tax (tourist tax) of the City of Cologne?

The City of Cologne website provides all necessary information at Frequently Asked Questions (and Answers) about Tax for the Promotion and Advancement of Culture