Invitations from the Sovereign are sent by:
- The Lord Steward of the Household to a state banquet
- The Lord Chamberlain to all major court functions, such as a garden party, wedding, funeral or memorial service
- The Master of the Household to all domestic functions given by the Sovereign at Buckingham Palace, or where the Sovereign is resident.
An invitation from the Sovereign may read something like
The Master of the
is Commanded by Her Majesty to invite
Mr and Mrs John Debrett
to luncheon at Sandringham House
on Thursday, 8 October at 12.30 o'clock
Other Members of the Royal Family
Invitations from other members of the Royal Family are not commands. They will usually be forwarded by a member of their Household, to whom the reply should be addressed. In all other respects the invitations are treated as those from the Sovereign.
For further information, refer to Debrett's Forms of Address: