The Government announced additional funding of £ 2.1 billion for the preparation of a zero-tax Brexit – a doubling of the amount earmarked for that year.
Further border guards and modernization of transport infrastructure in ports are planned.
There will also be more money to reduce traffic congestion in Kent and tackle queues caused by delays at the border.
Shadow Chancellor John McDonnell described the plans as "a horrendous waste of taxpayer money."
The package also includes money for stockpiling medicines to ensure continued care, and a national program to help businesses.
"With 92 days to leave the UK For the European Union, it is vital that we step up our plans to make sure we are ready," Federal Chancellor Sajid Javid announced the move.
"We want a good deal that will lift the anti-democratic setback, but if we can not make a good deal, we'll have to leave without one."
"This additional £ 2.1
The Shadow Chancellor said the extra money was "all for Boris Johnson's quest for a totally avoidable no-deal."
He added, "This government would not rule out any deal and billions for our schools, hospitals and People can spend.
"Labor is a party for the whole of Britain, so we'll do everything possible to block a no-deal, Brexit crash."
Prime Minister Boris Johnson has previously stated he is ready to take Britain on 31st. Regardless of whether a Brexit deal was agreed or not.
The "turbo-charge" emergency deal preparation is the energetic pledge of the new Treasury, which had been accused, under the previous leadership of the current Prime Minister and his Brexite allies, of advocating the funding of such measures ,
However, part of this boost is a repeated prescription for the delivery of vital medicines – tens of millions of dollars for the reservation of cross-channel ferry capacities and for the storage and storage of professionals who were ultimately not required after the last Brexit deadline.
All this is intended to mitigate the expected traffic jam around Dover and Calais.
But that's not entirely in the hands of the government. Much depends on whether the French authorities decide to carry out full customs and health checks on goods from the United Kingdom.
The river across the English Channel also depends on the willingness of many smaller traders, more than half of whom have not signed the most basic customs registration, which becomes mandatory for European trade under no-deal.
A publicity campaign is aimed at this important group. It will have to convince them that no agreement is very likely, even if the Prime Minister himself suggests that the chances are negligible.
Former Director-General of the Border Force, Tony Smith, said the extra money was a "step in the right direction" "But more should have been done earlier.
" I do not understand why this was not done three years ago when the government knew we were leaving the European Union, "he said excess meat in the no-deal Brexit
The conservative Peer Baroness Altmann, a former pensions minister, said:" That's a huge sum of taxpayers' money which is spent on something that the government itself said would hurt the British economy and the British way of life.
But Treasury Chief Secretary Rishi Sunak insisted that the recent funding would not be a waste, even if the UK eventually left a deal.
"A lot of the money we have Spending Anyway, because we're leaving the European Union, "he told BBC Radio 4s Today.
" Investing in things like our ports, our border infrastructure … all that's money that we should spend anyway for these new arrangements.
The new money is made up of £ 1.1bn, which will be made available immediately to the Departments and the decentralized administrations, with additional £ 1bn available if needed.
There are also 4 GBP 2 billion Former Chancellor Philip Hammond has provided funds for Brexit preparation since 2016.
However, not all of the money would have been spent preparing for a no-deal scenario.
The ones announced by Javid Measures include £ 344m spent on new border and customs operations.
This includes the recruitment of an additional 500 border guards, in addition to the 500 already announced, and more money for training of customs agents and processing of passport applications in the United Kingdom.
Anot Your £ 434 million will be used to ensure the continuity of essential medicines and medical products including G freight transport, warehousing and storage expended.
Of the remaining £ 108m, businesses are being promoted and supported "to make sure they are ready for Brexit." These include a national enterprise readiness program and "helping exporters to prepare and exploit new opportunities".
There will also be a public information campaign and an increase in consular support for expatriate Britons at a cost of £ 138 m.