We assume that this Q&A is referring to a charge that has not been signed by either party. We have also assumed that the charge is registered against a company. Formation of contract A legally binding contract must, among other things, comprise both an offer and acceptance. Practice Note: Forming enforceable contracts—offer analyses the requirements for a legally binding offer, and considers what we mean by 'offer', how to distinguish an offer from an ‘invitation to treat’, with relevant common examples, different species of offer, ie offers which are 'subject to contract', heads of terms and unilateral contracts, and how offers can be terminated. Practice Note: Forming enforceable contracts—acceptance also analyses the requirement of acceptance in the context of forming enforceable contracts, including what we mean by 'acceptance', the different methods of accepting an offer (including prescribed methods of acceptance