Not sure if you are talking about the transaction of moving it or when it is already here.

Anyhow, you will be taxed on it as part of your fortune, that is your wealth, whether it is in your bank account or spent on the downpayment of your residence. In Swiss, they use something like the rental value/price of the property you own to determine the basis for the fortune tax. Keep in mind you would need 20% down payment to purchase here, rest could be mortgage. Depending on how you structure your mortgage, most achieve significant tax savings through the mortgage interest.