Lombardy 1 (Chamber of Deputies constituency)

Lombardy 1 is one of the 29 constituencies (Italian: circoscrizioni) represented in the Chamber of Deputies, the lower house of the Italian parliament.[2] The constituency currently elects 40 deputies. Its boundaries correspond to those of the Metropolitan City of Milan, within the Lombardy region. The electoral system uses a parallel voting system, which act as a mixed system, with 37% of seats allocated using a first-past-the-post electoral system and 61% using a proportional method, with one round of voting.[3]

Lombardy 1
Chamber of Deputies Electoral Constituency
Region	Lombardy
Electorate	2,963,196 (2018)[1]
Major settlements	Milan
Current constituency
Created	1993
Seats	40
Member(s)	FI (11)   Lega (10)   PD (9)   M5S (6)   FdI (2)   LeU (1)   +Eu (1)

The constituency was first established by the Mattarella law on 4 August 1993 and later confirmed by the Calderoli law on 21 December 2005 and by the Rosato law on 3 November 2017.