There are various legal and statutory requirements that Jersey businesses must comply with. There are also laws and regulations that protect consumers and traders. The following links may be of use. 

Jersey Financial Services Commission
Manages the registration of all companies in Jersey as well as regulates, supervises and develops the on-island financial services industry.
Tel: (01534) 822000
Web: Jersey Financial Services Commission

Regulation of Undertakings Office
Responsible for administering the Regulations of Undertaking and Development Law.
Tel: (01534) 448930
Web: Regulation of Undertakings Office

Social Security
Helps people in Jersey achieve and maintain financial independence.
Tel: (01534) 445505
Web: Social Security

Income Tax Office
Assesses and collects tax within Jersey to provide revenue to the States to fund vital public services such as education and health.
Tel: (01534) 440300
Web: Income Tax Office

Consumer Affairs and Trading Standards
Responsible for Regulations that control the way businesses supply goods and services to consumers, including Product Safety and Distance Selling.
Tel: (01534) 448160
Web: Consumer Affairs and Trading Standards

Planning & Environment Department
Responsible for all planning and change of use applications, information regarding maintaining and extending buildings and the Island Plan.
Tel: (01534) 445508
Web: Planning and Environment Department

Public Health
Dedicated to the promotion, practice and protection of the highest standards of public health in Jersey.
Tel:  (01534) 443900
Web: Public Health

Regluatory Services
Responsible for regulations that control gambling, airline, and shipping permits, as well as hotel, guest house and campsite licences, and places of refreshment/liquor licences.
Tel : (01534) 448838
Email: regulatoryservices@gov.je

States of Jersey Police
Polices the opening and operation of licensed premises.
Tel : (01534) 612612
Web: States of Jersey Police