Originally Posted by wanderingjock

At the bottom of the form from the red link inthe wiki, the T&Cs dont say the above. They say only :

"By submitting this form

I declare and certify that to the best of my knowledge and belief that the statements and details provided within this claim form are true and correct in every respect.
In the event of a third-party being liable for the loss, all rights in this matter are subrogated to British Airways on settlement of this claim.
I understand that the information I have provided may be made available to other airlines or insurance companies for underwriting and claims handling purposes.
I consent to the exchange of information between other airlines or insurance companies in the processing of my claim
I also understand British Airways may instruct an external loss adjuster to further process my claim."

So, i think its ok to submit claim. I wouldn't submit the claim if Gazkane is correct about those T&Cs.

I rebooked my son onto an FR flight and expect BA to cover the cost.