Historical Registered PartiesFrom 1900 to the present, candidates have run for provincial office under the banner of nine parties:
- Cooperative Commonwealth Federation
- Draft Beer Party
- Garden Party
- Green Party of PEI
- New Democratic Party/Island New Democrats
- Progressive Conservative
- The Island Party of PEI
The Database of Nominated Candidates can be used to search for the candidates that have run for political parties from 1900 to 2003.
Under Section 40 of the Election Act, the leader of the registered party designated in the nomination paper must certify that the candidate named is the official candidate of the party; otherwise, the person nominated shall be shown as an independent on the ballot paper.