牌照事務督察主要負責(a)預備及處理各項行動以執行《雜類牌照條例》(第114章)、《賭博條例》(第148章)、《旅館業條例》(第349章)、《會社(房產安全)條例》(第376章) 、《遊戲機中心條例》(第435章)、《床位寓所條例》 (第447章) 及《卡拉OK場所條例》（第 573章）管轄範圍內的執法職務或規管工作，包括實地巡查、調查非法經營的投訴、管制懷疑無牌經營的場所、搜集現場證據、進行突擊檢查與例行巡查，以及撰寫報告等；(b)預備及處理訴訟個案，包括搜集證據、錄取證人口供及上庭作證等；(c)更新及管理有關紀錄和統計資料；及(d)協助調查與上述七條條例執法事宜的投訴。

A Licensing Inspector is mainly deployed on (a) preparing and conducting operations to enforce Miscellaneous Licences Ordinance (Cap.114), Gambling Ordinance (Cap.148), Hotel and Guesthouse Accommodation Ordinance (Cap.349), Clubs (Safety of Premises) Ordinance (Cap.376), Amusement Game Centres Ordinance (Cap.435), Bedspace Apartments Ordinance (Cap.447) and Karaoke Establishments Ordinance (Cap.573), including site inspections, investigating complaints on illegal operations, policing suspected unlicensed premises, procuring site evidence, performing routine patrols and surprise inspections and preparing reports; (b) preparing and conducting prosecution cases including collecting evidence, taking witness statements and attending court hearings, etc.; (c) updating and maintaining records and statistics; and (d) assisting in conducting investigation into complaints relating to the enforcement of the seven Ordinances.