Chief Minister Siddaramaiah on Friday (March 6) presented Karnataka’s budget for 2026–27 in the Legislative Assemblywith a total outlay of Rs 4,48,004 crore, which included major road infrastructure projects, metro expansion, tunnel corridors, and plans for a second airport in allocations for Bengaluru. In his budget speech, Siddaramaiah said Karnataka remains at the forefront of the nation’s development and is among the largest contributors of tax revenues to the country.
Karnataka Budget 2026: What is in it for Bengaluru
2nd Airport in Bengaluru
Chief Minister Siddaramaiah announced in the budget that Rs 200 crore has been earmarked in the current year for development of seven domestic airports in the state, which includes a second airport in Bengaluru for which a feasibility report will be prepared after obtaining technical advice from Airports Authority of India (AAI).
“To decongest Kempegowda International Airport, which has emerged as the country’s third largest airport, a second airport will be developed in Bengaluru for which a feasibility report will be prepared after obtaining technical advice from Airports Authority of India (AAI),” the Chief Minister said.
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An aerospace common facility centre will be also established in KIADB Aerospace Park in Bengaluru with a total project cost of Rs 30 crore.
New Metro Lines in Bengaluru
Chief Minister Siddaramaiah announced that the Namma Metro network in Bengaluru will be significantly expanded within the next year. He said about 41 km of new metro lines will be added, which is expected to benefit nearly 15 lakh people. Namma Metro currently operates a 96-km network serving about 10 lakh commuters daily.
Additionally, a 9-km pedestrian walkway along the metro viaduct on Outer Ring Road will be also built at Rs 160 crore.
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Bengaluru to get Intermediate Ring Road and a Business Corridor
In a push to expand the connectivity network and tackle traffic congestion in the city, Siddaramaiah announced that an Intermediate Ring Road (IRR) – from Silk Board Junction to KR Puram Metro – will be constructed using the financial resources of the Bangalore Metropolitan Region Development Authority (BMRDA) and local planning authorities.
In addition, CM also said that the construction of the Bengaluru Business Corridor (BBC) will be completed within four years. He added that land acquisition for the 73-km BBC-1 is underway and compensation is being distributed to farmers on a priority basis. The BBC is aimed to create connectivity in the periphery of Bengaluru.
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He further reiterated that the North–South and East–West Tunnel Road will be constructed at an estimated cost of Rs 40,000 crore under the Build–Own–Operate–Transfer (BOOT) model. He also mentioned that a short tunnel road and an elevated road from Hebbal Junction to Mekhri Circle will be constructed by the Bangalore Development Authority at a cost of Rs 2,250 crore.
Bengaluru Suburban Rail
CM Siddaramaiah in his budget speech also stated that land acquisition for Corridor-2 (Benniganahalli–Chikkabanavara) under the Bengaluru Suburban Railway Project has been completed and construction work is currently in progress. However, land acquisition for Corridor-4 (Heelalige–Rajanukunte) is still underway. He said the government is targeting completion of both corridors by December 2030.
CM also announced that Rs 500 crore has been allocated for these works in the current year. However, it may be noted that Rs 500 crore had already been announced for the project in the Union Budget 2026-27 presented in February 2026.
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Tackling Bengaluru’s traffic
In a bid to effectively manage the growing traffic congestion in the city, the Karnataka government has proposed to develop an integrated digital traffic management platform at a cost of Rs 25 crore.
The platform will collect and analyse traffic-related data maintained separately by various traffic management agencies, enabling authorities to coordinate better and respond more efficiently to congestion and traffic issues.
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Chief Minister Siddaramaiah also proposed that, over the next three years, 175 junctions in Bengaluru will be beautified, 500 km of footpaths upgraded, and 100 skywalks constructed using the internal resources of the city corporations. In what comes as a new initiative, 100 “Miyawaki Parks” will be constructed in selected urban areas by densely planting native species to create natural green spaces, announced Chief Minister Siddaramaiah. The concept of Miyawaki parks is inspired by the technique used by Japanese botanist Akira Miyawaki in 1970.
Water and Urban Infrastructure
To tackle the rising water issue in Bengaluru, Cauvery Phase-VI water supply project was announced in the budget which will cost around Rs 6,939 crore, it includes a project to supply an additional six TMC of water to Bengaluru.
A revised Detailed Project Report (DPR) for the Mekedatu Dam Project will soon be submitted to the Government of India along with a proposal for forest clearance the project is intended to supply drinking water to Bengaluru.
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Stadium and A Digital Library
A 80,000-seating cricket stadium and international-standard sports complex named “KHB Surya Kreeda Grama” to be built in Anekal taluk by the Karnataka Housing Board.
Other than these big projects, a digital library and study centre will also be set up in Bengaluru at a cost of Rs 10 crore each for students preparing for competitive examinations.
State will also continue Rs 7,000-crore annual grant for Bengaluru’s development, while City corporations under the Greater Bengaluru Authority will raise resources through municipal bonds.
