NSI Technical Bulletin No. 0002 provides guidance on the implementation of BS 7958:2005, the British Standard for the management and operation of closed-circuit television (CCTV) systems. Effective immediately, all organizations seeking NSI approval for CCTV management must comply with the updated standard, with existing approved companies granted until December 31, 2006, to achieve full compliance. The bulletin outlines key changes to the standard, including updates on definitions, management responsibilities, and privacy issues, emphasizing that adherence to the standard is mandatory for maintaining NSI approval. Manual review is recommended for complete details on specific changes and requirements.