Yes indeed - the Royal Family of Romania website has now published details of the funeral and events leading up to it:
Programul funeraliilor Reginei Ana a României | Familia Regală a României / Royal Family of Romania
Here is a summary:
On Tuesday 9th August, Queen Anne’s coffin will be flown to Romania and transported to Peles Castle where Her Majesty’s boy will lie in State in the Hall of Honour. Her Royal Highness Crown Princess Margarita accompanied by other members of the Royal Family will be in attendance as will representatives of State Institutions.
During the next two days, representatives of the diplomatic corps, the European Union, NATO. other international organizations, state institutions and members of the government and parliament of Romania and of Moldova will pay their last respects.
They will be followed by representatives of the Romanian Academy and Academy State Moldovan Orthodox Church, the Catholic Church and the other institutions of the Faith.
On Wednesday 10th August, during the evening, the Queen's coffin will be transported from Peles Castle to the Throne Room of the Royal Palace on Calea Victoriei, Bucharest.
On Thursday 11th and Friday 12 August, all those wishing to lay flowers and pay their respects to Queen Anne will be able to do so at the Royal Palace with attendees being asked to dress appropriately and in dark colours. People will not b able to leave flowers at the coffin, and any flowers brought will be placed in the garden of the Palace.
On Saturday 13th August, the funeral of Queen Anne will take place. Her Majesty's coffin will be place on a bier in the square outside the palace and a public religious ceremony will take place. Afterwards, the funeral procession will commence and go passed the Arc de Triomphe in Bucharest, slowing down at appropriate places.
At 3pm the same day, a full funeral service will take place at the New Cathedral of Curtea de Arges, followed by a private burial in the presence of the Romanian Royal Family and members of other royal families.
Finally, Books of Condolences will be open for 40 days the public to sign at Peles Castle, the Royal Palace at Calea Victoriei and at the Elisabeta Palace.