Prince William and Kate Middleton will be married at Westminster Abbey by the Archbishop of Canterbury.
Clarence House has revealed more details of the Royal Wedding with Miss Middleton travelling to the Abbey by car with the service beginning at 11am.
The Dean of Westminster will conduct the service and the Bishop of London will give the address.
St James's Palace has also said the newlyweds will return to Buckingham Palace in a carriage procession along a route which will include Parliament Square, Whitehall, Horse Guards Parade and The Mall.
Once inside the Palace, the Queen will give a reception for the couple and guests drawn from the congregation representing the couple's official and private lives.
The Prince of Wales will host a private dinner, followed by dancing, at Buckingham Palace in the evening, for close friends and family.