[1] However, the banknotes are still widely accepted as currency by larger merchants and institutions elsewhere in the United Kingdom.
[3] Current banknote issuers are bolded: Notes were initially issued in denominations of 1, 5, 10, 20, 50 and 100 pounds.
Until April 2008, all Bank of Ireland notes featured Queen's University of Belfast on the reverse side.
[8] First Trust Bank's current notes have a generic depiction of a Northern Irish person.
The reissue began on 14 March 2005 and was scheduled to take one month; old notes remain exchangeable at branches of Northern Bank.
[13] Older notes bearing the Northern Bank name will continue in circulation for some time as they are gradually withdrawn, and remain acceptable forms of payment.
[14][15] Most Danske Bank banknotes depict a range of notable people associated with industry in Northern Ireland on the obverse.
The principal colours of Northern Bank notes of greater than £5 face value were changed with the 2005 reissue, and are now (former colour in pre-2004 column): In addition to the standard series, Northern Bank briefly issued £5 notes commemorating the Year 2000.
Ulster Bank released a new series of vertical polymer banknotes in 2019 and 2020, replacing all of it its paper notes that were in circulation.