Yes. The DVLA does not charge for processing an export notification or for issuing the GP69 confirmation.
The GP69 form is a UK medical certificate completed by a general practitioner (GP) to provide formal evidence about a patient’s fitness to drive, fitness for work, or fitness for other daily activities. It’s most commonly used when a patient has a medical condition (or is on medication) that might impair driving or occupational safety, and a third party — most often the Driver and Vehicle Licensing Agency (DVLA), an employer, or an insurance company — requests an independent medical opinion. gp69 form
In plain English, it is a that gets transferred from your old doctor to your new one. fitness for work