Judge - Master of The Rolls
ENVELOPE: "The Right Hon the Master of the Rolls"
OPEN: "My Lord" or "Your Lordship" when addressed in Court, at other times "Sir"
CLOSE: "Yours faithfully"

Judges - Circuit
ENVELOPE: "His Honour Judge ...."
OPEN: "Your Honour" when on the Bench, otherwise "Sir"
CLOSE: "Yours faithfully"

Judges - High Court
ENVELOPE: "The Hon Mr Justice", socially "Sir [Edward Smith]"
OPEN: "My Lord" or "Your Lordship" when addressed in Court, at other times "Sir".
CLOSE: "Yours faithfully"

Judges - High Court, Ladies
ENVELOPE: "The Hon Mrs Justice ....." or socially "The Hon Dame [Sarah Smith] DBE".
OPEN: "My Lady" or "My Ladyship" when addressed in Court, at other times "Madam".
CLOSE: "Yours faithfully"

Judges - Lord Justice of Appeal
ENVELOPE: "The Right Hon Lord Justice" or "To the Right Hon Sir [Edward] ...."
OPEN: "My Lord" or "Your Lordship" when addressed in Court, at other times "Sir".
CLOSE: "Yours faithfully"

Justice of the Peace
ENVELOPE: "[Edward Smith] JP.
OPEN: "Your Worship" when addressed in Court, at other times "Sir".
CLOSE: "Yours faithfully"