The Italian Parliament is set to debate a sweeping electoral reform that would raise the vote share required for a party to claim an outright majority to 42% and remove the provision for a second‑round runoff. The lower house, the Camera dei Deputati, will start its deliberations on Monday, 28 September, while the Senate is scheduled to begin its examination of the bill shortly thereafter, according to ANSA reports.

Key provisions of the proposed law

The draft legislation introduces two principal changes to Italy’s electoral framework. First, it establishes a 42% national vote threshold for any single party or coalition to secure a governing majority in the Chamber of Deputies, a substantial increase from the current requirements. Second, the reform eliminates the existing runoff (ballottaggio) mechanism that would otherwise be triggered if no party reached the threshold in the first round.

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"The new system sets a 42% threshold and removes the second‑round ballot," the bill states.

By raising the threshold, the proposal aims to produce clearer majorities and reduce the likelihood of fragmented parliaments that have characterized recent Italian politics. The abolition of the runoff is intended to streamline the electoral process and shorten the time between voting and government formation.

Parliamentary timetable and procedural steps

The Chamber’s debate will commence on 28 September, marking the first formal discussion of the bill in the lower house. Lawmakers will scrutinise the text, propose amendments, and vote on its passage before it moves to the Senate, where a separate but concurrent review will take place. If both houses approve the reform, it will be forwarded to the President of the Republic for promulgation.

Inauguration of Italian parliament-1860-Van Elven
Inauguration of Italian parliament-1860-Van Elven (Image: Wikimedia Commons)

ANSA notes that the Senate’s examination will follow the Chamber’s deliberations, though exact dates have not been disclosed. The dual‑chamber scrutiny reflects Italy’s bicameral system, in which both the Chamber of Deputies and the Senate must approve legislation for it to become law.

Implications for Italy’s political landscape

While the bill’s details have been outlined, its potential impact on Italy’s party system remains a subject of analysis. A 42% threshold could favor larger parties or well‑organized coalitions, potentially marginalising smaller factions that have historically played pivotal roles in coalition governments. The removal of the runoff may also alter campaign strategies, as parties will no longer have a second‑round safety net to secure a majority.

Political observers consider the reform the most significant domestic story of the year, given its capacity to reshape the mechanics of representation ahead of the next scheduled general election. The debate is expected to draw sharp lines between supporters, who argue that a higher threshold ensures stable governance, and opponents, who warn it could diminish proportional representation and weaken smaller parties.

Palazzo Montecitorio - esterno
Palazzo Montecitorio - esterno (Image: Wikimedia Commons)

As the bill moves through Parliament, its fate will hinge on negotiations within both chambers and the broader political calculus of Italy’s fragmented party system. The outcome will determine whether the country adopts a more majoritarian electoral model or retains elements of its existing mixed system.