In a statement, Javid said: “This will be the first Budget after leaving the EU. I will be setting out our plan to shape the economy for the future and triggering the start of our infrastructure revolution.
“This is the right and responsible thing to do – we must get on with governing.”
Parliament has already passed a law blocking a no-deal Brexit on October 31, with legislation demanding that Johnson must ask the EU for an extension.
However, the prime minister has been pursuing a new Brexit deal with the EU.