At Tuesday s ceremony Anne will walk alongside Charles into the House of Lords, where he will deliver a speech outlining the Government s legislative plans for the year ahead.
The Princess Royal, 73, reprised her role as Gold Stick-in-Waiting as she acted as King Charles s bodyguard during the State Opening of Parliament in Westminster.
King Charles III became monarch upon the death of his mother, Queen Elizabeth II, in September. The king and his wife, Queen Camilla, were crowned in May at Westminster Abbey.