Batteries which have been designed solely for use with a wheelchair or mobility vehicle are VAT zero-rated when purchased by: a disabled person for his or her domestic or personal use; or a charity for making available to a disabled person for his or her domestic or personal use; or certain eligible bodies which pay for them with charitable funds; or a charity which will donate them to one of those eligible bodies.
In some circumstances, the supply to a disabled person, charity or eligible body of any batteries as part of the repair and maintenance of a wheelchair or mobility vehicle is also zero-rated.
There have been no recent changes to the VAT rules in this area.