5. safeguard efficient use of the spectrum; 6. ensure compliance with the general interest objective under the second paragraph of Article 29 of this Act. (3) Prior to deciding whether to apply restrictions for a reason referred to in point 2 of the preceding paragraph, the Agency shall acquire a prior opinion from the ministry responsible for the environment. Article 29 (service neutrality) (1) All electronic communications services meeting the minimum technical requirements within radio frequency bands may be provided in the radio frequency bands defined in the plan referred to in Article 26 of this Act as available for electronic communications services, as laid down in the general act referred to in Article 27 of this Act. (2) Without prejudice to the provision of the preceding paragraph, the Agency shall, in the general act referred to in Article 27 of this Act, prescribe the provision of specific electronic communications services within an individual radio frequency band if it assesses that this is necessary for: 1. safety of life; 2. the promotion of social, regional or territorial cohesion; 3. the avoidance of inefficient use of radio frequencies; 4. the promotion of cultural and linguistic diversity and media pluralism through the allocation of radio frequencies for broadcasting services. (3) Without prejudice to the provisions of the first and second paragraphs of this Article, the Agency shall, in the general act referred to in Article 27 of this Act, determine a prohibition of provision of any other electronic communications service within a specific radio frequency band if it assesses that this is necessary for a reason referred to in point 1 of the preceding paragraph. Article 30 (review of restrictions and measures in relation to the provision of technological and service neutrality) The Agency shall, at regular intervals of time which may not be longer than three years, review the necessity of the restrictions and measures under the second paragraph of Article 28 and the second and third paragraphs of Article 29 of this Act. The Agency shall publish the results of the review on its website. Article 31 (use of radio frequencies) (1) Radio frequencies in the Republic of Slovenia shall be used pursuant to a general authorisation under the general act referred to in Article 27 of this Act, or to a decision allocating radio frequencies when the Agency assesses, in the general act referred to in Article 27 of this Act, that this is necessary to: 1. prevent harmful interference; 2. ensure technical quality of service; 3. safeguard efficient use of the spectrum;