This Practice Note considers the timing of the statutory collective consultation obligations in relation to collective redundancy, and what each of them entails. It provides guidance on when these duties start (including the consequences where an employer carries out staggered redundancies in batches), and the procedures involved. The duty to notify the Secretary of State (at the Department for Business, Innovation, Science and Trade (BIST)) in advance on Form HR1 is analysed, including what ‘at one establishment’ means, and also when Secretary of State notification should take place. The Practice Note explains who an appropriate representative is, their statutory rights and the requirements for their election. It sets out the scope of the duty to inform, what information must be provided and how. It explains the purpose of the consultation process, how consultation should be conducted, when consultation should start and for how long it should last. It also provides information on when notice of termination may be given, when termination can take effect, and the ‘special circumstances’ exception. The Practice Note explains the consequences