2.

An alert shall be entered where the decision referred to in paragraph 1 is based on a threat to public policy or public security or to national security which the presence of the third-country national in question in the territory of a Member State may pose. This situation shall arise in particular in the case of: a third-country national who has been convicted in a Member State of an offence carrying a penalty involving deprivation of liberty of at least one year; a third-country national in respect of whom there are serious grounds for believing that he has committed a serious criminal offence or in respect of whom there are clear indications of an intention to commit such an offence in the territory of a Member State.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-14 · Text as adopted (Official Journal); later amendments are not incorporated in this text.