The Department of Infrastructure says it has 13 cherished licence plates, and uses all but one.
It gave the figures in response to a Freedom of Information request about personalised plates.
The DOI says it hasn't paid to put such plates on public transport vehicles since 2015, but pays an annual fee to keep one registration that isn't used on a vehicle.
It also says it doesn't own one cherished plate being used on a public transport vehicle.
What would be the impact of raising the income tax threshold?
Nominations open for Manx cultural hero awards
Passport and immigration public counters to temporarily close
Overnight delay means today's sailings will set off late
Fireworks displays to kick off with event tonight
Second night of police roadside car checks finds less defects
Society appeals for help about traditional gypsy caravans on the Island
Government issues bird flu warning after infected buzzard found