5. Do I need to notify Ambit after switching to another provider? April 06, 2022 01:51 Updated No. Your contract with Ambit will be automatically canceled on the day you switch to another provider. Related articles 6. I received an "Electricity Supply Suspension Notice" from TnD. 7. If I am declined for services by other providers, what I should do? 4. What information is required to apply for switch, and where I can find this information? 3. As a customer, what do I need to do and by when? 8. What happens if I recently applied for switch to Ambit?