Socialist Party of the Islands of the Valencian Country (PSPV), part of the Socialist Coordination of the Catalan Countries. Ahead of the 1977 general election, PSI created an alliance together with MSM and MSEF, joining the People's Socialist Party (PSP) in the Socialist Unity (US) coalition. US did not gain any seat in the Congress nor in the Senate in the Balearic Islands constituency. After the election, PSI refused to merge with the Balearic federation of the Spanish Socialist Workers' Party, and instead founded the Socialist Party of Majorca (PSM). Socialist Party of the Islands Socialist Party of the Islands (Catalan: "Partit Socialista de les
Ibiza (Parliament of the Balearic Islands constituency) to the electoral law in 2011 required for Balearic citizens abroad to apply for voting before being permitted to vote, a system known as "begged" or expat vote (). Seats are elected using the D'Hondt method and a closed list proportional representation, with a threshold of 5 percent of valid votes—which includes blank ballots; until a 1995 reform, the threshold was set at 3 percent—being applied in each constituency. Parties not reaching the threshold are not taken into consideration for seat distribution. The electoral law provides that parties, federations, coalitions and groupings of electors are allowed to present lists of