Nissan and Honda have announced plans to merge by 2026 in a seismic shift for the Japanese auto industry. The two carmakers signed a memorandum of understanding that allows them to continue discussions about integration via a joint holding company,

Japanese automakers Honda and Nissan will attempt to merge and create the world’s third-largest automaker by sales as the industry undergoes dramatic changes in its transition away from fossil fuels.

Speculation about a potential Honda and Nissan merger began earlier this month, and the two companies confirmed the official start of talks Monday.