Payday loans costs will be capped under plans being announced by Chancellor George Osborne.
New financial regulator the Financial Conduct Authority will set the level of the cap, which will cover fees charged on the loans as well as interest.
Treasury officials said the Government had always kept the case for a cap under review and there is now "growing evidence" internationally to support the move.
More top news
If Theresa May had opted for a British passport maker, she would have been endorsing Donald Trump-style protectionism.
Canada, Mexico, Australia, Argentina, Brazil, South Korea will also be free from the levies announced by Donald Trump.
Bolton is viewed with contempt by almost the entire foreign policy establishment in Washington.