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) Ibiza (Parliament of the Balearic Islands constituency) Ibiza () is one of the four constituencies () represented in the Parliament of the Balearic Islands, the regional legislature of the Autonomous Community of the Balearic Islands. The constituency currently elects 12 deputies. Its boundaries correspond to those of the island of Ibiza. The electoral system uses the D'Hondt method and a closed-list proportional representation, with a minimum threshold of 5 percent. Until the 2003 election, the results in this district were also used to determine the composition of the Ibiza and Formentera Island Council during the same term as the Parliament,