In doing so, it need only meet the lower civil standard of proof i.e. satisfaction that, on the balance of probabilities, a breach has occurred. (burges-salmon.com)
[205] The usual civil standard of proof, namely proof on a balance of probabilities, applies. (disinherited.com)
That, therefore, gave the starting point of a presumed civil standard of proof. (newlawjournal.co.uk)