The Metropolitan Borough of Hampstead also initially objected but relented and parliamentary approval was granted for the extended route in the Charing Cross, Euston and Hampstead Railway Act, 1903.
Metropolitní distrikt Hampstead také zpočátku vznášel námitky, ale nakonec ustoupil, a tak parlamentní souhlas na prodlouženou trasu byl udělen v zákonu Charing Cross, Euston and Hampstead Railway Act z roku 1903.