If he or she were a Queen's Counsel when at the Bar, the letters QC should follow the name in correspondence.
How to Address a Circuit Judge
The recommended styles of address are as follows:
|Beginning of letter||Dear Judge|
|Envelope||His/Her Hon Judge Cane|
|Verbal address||Judge/according to title|
On retirement, the style ‘Judge’ is dropped, becoming, for example, ‘His Hon John ......’.