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For a married couple with a Luxembourg income and a foreign income, the situations are as follows:

If the Luxembourg taxable income is higher than the foreign income:

Collective taxation (tax class 2) will in principle always be more attractive for both resident and non-resident taxpayers.

If the foreign income is significantly higher than the Luxembourg taxable income:

Pure individual taxation will in principle be able to bring some advantages to taxpayers.

For the time being, on taxx.lu we only propose collective taxation. If you still want to make an individual taxation, please contact us by mail: help@taxx.lu
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