Buckingham Palace announced yesterday that Queen Elizabeth II had died at Balmoral, in the Scottish Highlands.
The British public will be given the chance to pay their respects to the UK's longest serving monarch.
Queen Elizabeth II had been on the throne for 70 years – the first British monarch to reign for that length of time – and celebrated her Platinum Jubilee in 2022.
READ MORE: Date for the Queen's funeral and other plans as Operation London Bridge put in place following death
Union flags will be flown at half-mast throughout the UK, and books of condolence will be opened at British embassies around the world.
The Royal Family said in a statement: "The Queen died peacefully at Balmoral this afternoon. The King and The Queen Consort will remain at Balmoral this evening and will return to London tomorrow."
Do we get a day off work or school in Ireland?
No, Ireland won’t get a day off work or school, as we are not part of the commonwealth.
'Operation Unicorn' plans were drawn up years ago outlining the procedures for if the Queen were to die in Scotland, which is where she passed away.
A 10-day mourning period will be in place up to and including the Queen's funeral, which will take place on September 19.
They will also announce that the funeral day will be a public holiday in the form of a Day of National Mourning .
From today until her funeral, flags will be flown at half-mast and books of condolence will be opened.

British TV stations will be expected to follow a code of conduct.
The UK has already seen the BBC shelve content and broadcast rolling news coverage.
The BBC has suspended comedy shows, too, and there are also implications for Parliament and the London Stock Exchange, which both close.
The UK will also get a bank holiday for the coronation of Prince Charles.
If you planned to tune in to watch your favourite show this weekend, it's best to double check the schedule, with many shows not airing.
The BBC had been expected to suspend all comedy programming during the period.
Major channels will devote several hours to the ongoing events in London, while radio stations are set to play sombre music to mark the occasion.
Schools in the UK closed
The UK Department for Education has said schools and colleges in England should remain open as normal during the mourning period.
Sporting events
Several sports events have been cancelled already, including the English Football League postponed two matches scheduled today – Burnley v Norwich in the Championship and Tranmere v Stockport in League Two.
The European Tour also confirmed there would be no play on Friday.
The entire English Football League and Premier League fixture list for the weekend has also been paused.
Shop closures
The day of the funeral will be a Day of National Mourning - and there will be a national bank holiday on that day, unless it falls on the weekend.
But employers will not be compelled to give staff a day off to attend the church and memorial services across the UK.
UK Government
Most government announcements, press releases and governmental visits are set to be paused, and important information will be communicated by the UK government website instead.
Sunday, September 11 plan
The Queen’s coffin is expected to be taken by road to the Palace of Holyroodhouse in Edinburgh.
Proclamations will be read in the Scottish, Welsh and Northern Ireland devolved parliaments in Edinburgh, Cardiff and Belfast.
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