[2] The official order of wear specifies that the ERD is worn after the Hong Kong Disciplined Services Medal and before the Volunteer Officers' Decoration.

[4] The obverse is a silver and silver-gilt oval wreath of oak leaves, 55mm high and 37mm wide.

Queen Elizabeth II's Royal cypher (EIIR) is in the centre, surmounted by a crown, both gilded.

Save for the different ribbon and bar brooch inscription, the award is identical to the Efficiency Decoration.

[5] A clasp, to be worn on the ribbon, was awarded upon the completion of each further period of six years of qualifying service.