The auto-enrolment into the customs system will see all VAT-registered firms in the United Kingdom receiving an ID number within the next two weeks via the tax man - Her Majesty's Revenue and Customs.
After receiving their EORI, each business will need to decide whether to complete customs declarations themselves or employ a customs agent to do it for them.
Mr Jenrick said: "We recognise the Midlands is playing a crucial role in ensuring a smooth transition for its businesses and residents after we leave the European Union on October 31, and that's why we're giving over £900,000 of additional funding to support the region to boost its Brexit preparations".
It is understood that about 90,000 small businesses, mostly sole traders with a turnover below the Value-Added Tax threshold, have yet to be issued with an Eori (economic operator registration and rdentification) number.
Letters informing companies of their EORI number will start arriving as early as today.More news: Pub Operator Greene King Agrees To £4.6bn Hong Kong Offer
"An incredible amount of time and effort goes into European Union meetings with attendance just the tip of the iceberg".
The use of NDAs - legally binding contracts to maintain confidentiality - has been routine for trade groups and businesses working with the government over the past three years.
So far, around 72,000 firms have registered for EORI numbers which identify them for customs authorities.
"This will free up time for ministers and their officials to get on with preparing for our departure on October 31 and seizing the opportunities that lie ahead", he said.
The Brexit department said the move was "not intended in any way to frustrate the functioning of the EU", but to ensure the UK's exit.More news: New Rules on Migrant Child, Family Detentions Expected
While the chancellor has not committed to an emergency budget, the Treasury say that he is "determined to grip Brexit preparations".
The latest announcement is seen as a show of Johnson's determination to leave the European Union on October 31, with or without an agreement.
"These businesses are the ones that need to prepare the most, so it is welcome to see the Government has listened to us and is taking concrete action".
Britain will automatically enroll almost 90,000 companies in a customs system in order to reduce the risk of Brexit disruption, the government said, its latest attempt to show it can leave the European Union without a deal if necessary.More news: Murray beaten at Winston-Salem Open
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