A power given to the federal government in the Constitution Act, 1867, under which the cabinet can nullify any provincial law, even though it has received royal assent from the lieutenant-governor of the province
To refuse or to set aside For example, the Trustee in Bankruptcy, under the Bankruptcy and Insolvency Act, can disallow a claim submitted by a creditor
A determination by a regulatory body that certain costs incurred by a utility were not prudent or reasonable and therefore are not recoverable from the utility's customers through rates, and must be borne by the utility's shareholders
A determination by a regulatory body that certain costs that a utility incurred aren't recoverable from the utility's customers through rates These could include costs that regulators find to be unwise, excessive, unaccounted for, or caused by lack of proper foresight
A cost which has been determined by the funding agency to be out of compliance or unallocable to a given project