Use my octopus referral code by following the link when you switch to Octopus Energy. After you pay your first bill £50 will be credited to your octopus energy account. (Business’ can claim £100 credit) Once you have chosen to switch to Octopus Energy as a new customer, you’ll be given £50 credit on your first bill and your own personal referral code to share with friends and family. For every person that switches with your code, you both get £50 credited towards your next bill. It takes just two minutes to switch and your code is effective immediately.