15 (3) Every employer has the right to form or join an employers’ organisation, and to participate in its activities and programmes. (4) Trade unions and employers have the right to bargain collectively. (5) A law may limit, or may authorise the limitation of, the rights mentioned in this section— (a) in the interests of national security, public safety, public order, public morality, public health or the orderly conduct of elections; (b) for the purposes of protecting the rights and freedoms of others; (c) for the purposes of imposing restrictions on the holders of public offices; (d) for the purposes of regulating trade unions, or any federation, congress, council or affiliation of trade unions, or any federation, congress, council or affiliation of employers; (e) for the purposes of regulating collective bargaining processes, providing mechanisms for the resolution of employment disputes and grievances, and regulating strikes and lockouts; or (f) for the purposes of regulating essential services and industries, in the overall interests of the Fijian economy and the citizens of Fiji. Freedom of movement and residence 21.—(1) Every person has the right to freedom of movement. (2) Every citizen has the right to apply for and be issued a passport or similar travel document, in accordance with any condition prescribed by written law. (3) Every citizen, and every other person lawfully in Fiji, has the right to move freely throughout Fiji and the right to leave Fiji. (4) Every citizen, and every other person who has a right to reside in Fiji, has the right to reside in any part of Fiji. (5) Every person who is not a citizen but is lawfully in Fiji has the right not to be expelled from Fiji except pursuant to an order of a court or a decision of the Minister responsible for immigration on a ground prescribed by law. (6) A law, or anything done under the authority of a law, is not inconsistent with the rights granted by this section to the extent that the law— (a) provides for the detention of the person or enables a restraint to be placed on the person’s movements, whether— (i) for the purpose of ensuring his or her appearance before a court for trial or other proceedings;