National Rail Conditions of Carriage says:
43. Help from Train Companies if you are stranded
If disruption caused by circumstances within the control of a Train Company or a Rail
Service Company leaves you stranded before you have reached your destination and the
Train Company whose trains you are entitled to use is unable to get you to that destination
by other means, any Train Company which is in a position to help will, if it reasonably can,
either arrange to get you to that destination, or provide overnight accommodation for you.
Bear in mind that this clause only covers you when the disruption is caused by circumstances within the control of the rail industry. Circumstances not within the control of
TOCs▸ are futher defined in the
NRCoC▸ :
45. Circumstances that are not within a Train Company^s control
For the purposes of Conditions 42 and 43, circumstances that are not within a Train
Company^s control include:
(a) acts or threats of vandalism or terrorism;
(b) suicides or accidents involving trespassers;
(c) gas leaks or fires in lineside buildings not caused by a Train Company or a Rail
Service Company or any of their employees or agents;
(d) line closures at the request of the police or emergency services;
(e) exceptionally severe weather conditions;
(f) industrial action by a Train Company^s, or Rail Service Company^s, staff or agents
or by any other person;
(g) riots or civil commotion; and
(h) fire, mechanical or electrical failure or a defect (except where this is caused by a
Train Company or Rail Service Company or their employees or agents, or as a
result of the condition of a Train Company^s trains).