By implication the words 'over, out and roger' are still in use see below:-
CAP413
1.1.5 The following words may be omitted from transmissions provided that no confusion
or ambiguity may result:
a) 'Surface' and 'knots' in relation to surface wind direction and speed.
b) 'Degrees' in relation to surface wind direction.
c) 'Visibility', 'cloud' and 'height' in meteorological reports.
d) 'over', 'Roger' and 'out'.
1.1.6 The excessive use of courtesies should be avoided.