> ## Knowledge Base Index
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# Can my child studying abroad be included in my tax household?

**For a child under 18:**
* They can be considered part of your tax household, provided you are the parent receiving the **family allowance**.
* For more information on this, please follow this [link](https://help.taxx.lu/en/article/who-can-include-children-in-their-tax-household-1u03ilw/) to our FAQ.

**For a child 18 or older:**
* They must be a **full-time student** and remain **financially dependent on you** to be included.
* If the child starts earning **their own income** during the tax year, they can **no longer be included** in your tax household.