The King has asked the Duke and Duchess of Sussex to move out of Frogmore Cottage for Prince Andrew to move in.
Talks between Buckingham Palace and the Sussexes have been ongoing for some time, but have recently picked up pace.
The Sussexes are not happy with the decision to move them out of Frogmore Cottage, which they consider their home.
As Prince Harry and the Home Office are arguing over his security detail, they think the house is the only safe place for them
In April, King Charles will slash the Duke of York's £249,000 annual pension, and he fears eviction from the Royal Lodge.
To avoid leaving his brother "homeless or penniless," the King has established other housing options.
Frogmore Cottage is much smaller than the Royal Lodge, a 30-room mansion at Windsor Great Park.
The Sussexes lost their taxpayer-funded police protection in the aftermath of quitting as senior working royals.
Prince Harry won the right to contest a Home Office judgement that denied him basic police protection