Forms DownloadIf you require further assistance,please contact your dedicated sales consultant. For business customerApplication for Contestability Application for Contestability Form.pdf Application for Contestability - Master-metered Account.pdf Letter of Authorisation (Contestability or Novation).docx No Company Stamp Letter.docx Revision of Contracted Capacity Request For Revision of Contracted Capacity Form.pdf Request for Revision of Contracted Capacity Authorisation Letter.doc Other forms GIRO Application Form (Commercial).pdf Account Closure Form.pdf For residential customer, please click here.