- The first and last name or the company name of the supply customer and their tax code or VAT number; SDI code
- The telephone number and, if applicable, the email address of the supply customer.
- The PDR (electricity meter number) is a code that identifies your meter. The PDR consists of 14 numbers and can be found:
- in a previous NATURAL GAS bill;
The NATURAL GAS meter reading needed to check whether it is in line with the one that will be communicated by the distributor through the single buyer.