The Negeri Sembilan state election was held on August 1, 2026, for all 36 legislative assembly seats in the state [1, 2, 3, 4, 5]. Barisan Nasional (BN) and Perikatan Nasional (PN) formed an electoral pact, contesting jointly to avoid splitting the Malay vote [1, 2, 3, 4]. Pakatan Harapan (PH), the incumbent coalition, contested all seats seeking to retain control of the state assembly [1, 2, 3, 4].

Polling and public opinion ahead of the election showed the BN-PN alliance likely to capture between 23 and 25 seats combined, with PH expected to win 11 to 13 seats [2, 4]. Analysts pointed to the electoral pact allowing BN-PN to secure over 70% Malay voter support, reducing vote splitting seen in previous elections [2, 4]. Political observer Ong Kian Ming said, "With the electoral pact between PN and BN, it is very likely that Malay support for both coalitions will exceed 70 per cent, allowing candidates from both coalitions to avoid splitting the Malay vote," a factor that helped PH in 2018 [4].

However, Bersatu, which split from PN and is contesting independently, may act as a spoiler by dividing the vote in some constituencies [2, 3]. Campaign observers described the contests as highly competitive and close, with many seats expected to be decided by narrow margins [6, 5]. BN remained cautiously optimistic but took an underdog stance. BN leader Datuk Seri Dr Ahmad Zahid Hamidi said, "We are indeed the underdog in this state election, and we do not want to create the impression that we are overly confident. We are only confident in what we are doing" [7].

The BN campaign put forward a manifesto pledging 50,000 new jobs in Negeri Sembilan over the next five years and focused on expanding vocational training opportunities [7]. Meanwhile, PH emphasized affordable housing for low-income residents, with price tiers at RM45,000, RM110,000, and RM250,000 [5]. Caretaker Menteri Besar Aminuddin Harun noted many voters remained undecided in the final days of campaigning, saying, "Some may have already made their decision, while others are still undecided. I believe those who are undecided will make their choice at the last minute. This group is large in number and they are the ones who need attention" [5].

BN gathered momentum after winning a supermajority in the Johor state election in July 2026, raising expectations for Negeri Sembilan [1, 3]. Campaigning intensified from late July through early August with parties targeting key swing seats [1, 3, 6, 5]. The election results will determine control of the 36-seat assembly, with the BN-PN alliance favored to form the next state government.