“19.— Exclusion and removal from the United Kingdom (3) Subject to paragraphs (4) and (5), an EEA national who has entered the United Kingdom or the family member of such a national who has entered the United Kingdom may be removed if— (a) that person does not have or ceases to have a right to reside under these Regulations; or (b) the Secretary of State has decided that the person's removal is justified on grounds of public policy, public security or public health in accordance with regulation 21. . . . 24.— Persons subject to removal (1) If there are reasonable grounds for suspecting that a person is someone who may be removed from the United Kingdom under regulation 19(3), that person may be detained under the authority of an immigration officer pending a decision whether or not to remove the person under that regulation, . . . . . . (3) Where a decision is taken to remove a person under regulation 19(3)(b), the person is to be treated as if he were a person to whom section 3(5)(a) of the 1971 Act (liability to deportation) applied and section 5 of that Act (procedure for deportation) and Schedule 3 to that Act (supplementary provision as to deportation) are to apply accordingly.”
“Whereas (1) Citizenship of the Union confers on every citizen of the Union a primary and individual right to move and reside freely within the territory of the member States . . . (2) The free movement of persons constitutes one of the fundamental freedoms of the internal market . . . (5) The right of all Union citizens to move and reside freely within the territory of the Member States should, . . . be also granted to their family members, irrespective of their nationality. . . . (20) In accordance with the prohibition of discrimination on grounds of nationality, all Union citizens and their family members residing in a Member State on the basis of this Directive should enjoy, in that Member State, equal treatment with nationals in areas covered by the Treaty . . . Article 1 Subject This Directive lays down: (a) the conditions governing the exercise of the right of free movement and residence within the territory of the Member States by Union citizens and their family members; (b) . . . (c) the limits placed on the rights set out in (a) . . . on the grounds of public policy, public security or public health.”
“Article 24 Equal treatment 1. . . . all Union citizens residing on the basis of this Directive in the territory of the host Member State shall enjoy equal treatment with the nationals of that Member State within the scope of the Treaty. The benefit of this right shall be extended to family members who are not nationals of a Member State and who have the right of residence or permanent residence. CHAPTER VI Restrictions on the right of entry and the right of residence on grounds of public policy, public security or public health Article 27 General principles 1. Subject to the provisions of this Chapter, Member States may restrict the freedom of movement and residence or Union citizens and their family members, irrespective of nationality, on grounds of public policy, public security or public health. These grounds shall not be invoked to serve economic ends. 2. Measures taken on grounds of public policy or public security shall comply with the principle of proportionality and shall be based exclusively on the personal conduct of the individual concerned. Previous criminal convictions shall not in themselves constitute grounds for taking such measures.”