Supporting Documents

These documents have been provided by National Grid.

NSI 30 Safety Guidance

Working Safely

Booking Forms

Please consult the Product List to ensure that the correct booking form is completed. Forms should be submitted using the ‘Send’ button shown on the form. Person (Substations) and Person (Overhead Lines) bookings are made via the Booking Portal.

Important Information

Find Out More

For any queries regarding Competent Person and Authorised Person training and assessments, please contact the National Grid External Training team by email: or phone: 01623 872602.