By-poll results in four states, including Gujarat, have shown that the anti-incumbency was prevailing against the Congress not only in the states ruled by it but in the entire country, he told reporters at a hotel here.
For upcoming assembly polls in Rajasthan, Jaitley said it would be a "double incumbency" against the ruling Gehlot government and the BJP would come again in power with more seats than it had won in 2003 assembly polls.
Jaitley visited Rajasthan to attend Suraj Sankalp Yatra at Ajmer.