Balearic Islands in the insular council of Mallorca; the three other insular councils are not subdivided into separate comarques, but are themselves assimilated each one to a comarca covering the same territory as the insular council. These nine comarques are then subdivided into municipalities ("municipis"), with the exception of Formentera, which is at the same time an insular council, a comarca, and a municipality. Note that the maritime and terrestrial natural reserves in the Balearic Islands are not owned by the municipalities, even if they fall within their territory, but are owned and managed by the respective insular councils from which they
Ibiza (Parliament of the Balearic Islands constituency) candidates. However, groupings of electors are required to secure the signature of at least 1 percent of the electors registered in the constituency for which they are seeking election—0.1 percent and, at least, the signature of 500 electors, until 1985—. Electors are barred from signing for more than one list of candidates. Concurrently, parties and federations intending to enter in coalition to take part jointly at an election are required to inform the relevant Electoral Commission within ten days of the election being called—fifteen before 1985. Ibiza (Parliament of the Balearic Islands constituency) Ibiza () is one of the four