Prince Andrew and Prince Harry will not be wearing uniform at ceremonial events to mark the death of the Queen, sources said, except as a special mark of respect for the Queen at the final vigil in Westminster Hall.
Working members of the royal family will wear military uniform when present at five ceremonial events during this period of mourning the Queen.
These are the Service of Thanksgiving at St Giles' Cathedral, Edinburgh, the procession to Westminster Hall and service of prayer and reflection, the Vigil at Westminster Hall, the state funeral at Westminster Abbey and the Committal Service at St George's Chapel Windsor.
But as a non-working member of the royal family, Prince Andrew will not wear uniform apart from at the final vigil in Westminster Hall, according to sources.
Non-working Duke of Sussex also won't be wearing uniform, according to royal commentator Omid Scobie.
The Duke of York is expected to wear a morning suit, as he did for Prince Philip's funeral, when his mother is laid to rest.
Andrew, the late monarch's second son, stepped down from public life after the furore over his friendship with paedophile billionaire Jeffrey Epstein, and paid millions to settle a civil sexual assault case to a woman he claimed never to have met.
In January, ahead of his legal settlement, his mother the Queen stripped him of all of his honorary military roles, including Colonel of the Grenadier Guards, and he gave up his HRH style.
Andrew, a former Royal Navy officer who served in the Falklands War, retained his rank as a Vice Admiral.
While working royals including the King, the Prince of Wales, the Princess Royal and the Earl of Wessex will parade in military uniform at the state funeral and on other occasions in the next week, Andrew will not, apart from the vigil.
When the Queen is laid to rest at Westminster Hall next Monday, Prince Harry and his brother William may walk side-by-side behind her coffin, the Sun reports.
Doing so would mark a show of unity between the brothers, whose relationship has been the source of much scrutiny over recent years,
At the funeral of their grandfather, Prince Phillip in April last year, the pair were separated by their cousin Peter Phillips.
On Saturday the brothers, along with their wives, met crowds and viewed tributes left by the public at Windsor Castle.
It was first time the two couples have been seen together since the Commonwealth Day service in early 2020, which was the Sussexes final engagement after quitting the royal family.
The Sussexes arrived holding hands as they walked alongside the Prince and Princess of Wales towards the crowds of people who had gathered outside.
Meghan rubbed Harry's back reassuringly before linking arms with him as they looked at the flowers, while William pointed something out to the other three.
After looking at many of the tributes, all four walked off together and the two brothers got very close in heartwarming scenes.
Following the Queen's death last week, plans have been put in place for the public to pay their respects to her over the coming week.
The late monarch will "lie-in-state" in Parliament's Westminster Hall for four days, before her coffin is conveyed to Westminster Abbey for the funeral on Monday, September 19.
Hundreds of thousands of people are expected to descend of the capital to pay their respects to Britain's longest reigning monarch.
The grieving public will be able to file past her coffin 24 hours a day from 5pm on Wednesday, September 14 until 6.30am on Monday, September 19.
Huge queues are expected, with mourners warned to expect to stand for many hours - even possibly overnight - to pay their tributes to the Queen.
