<Li> Laws arising from the property and civil - rights power will be used to complement the interpretation of federal legislation where the federal Act has not provided otherwise, but federal power cannot be used to create rules of private law in areas outside its jurisdiction . </Li> <Li> In insolvency law, provincial statutes operate by federal incorporation into the Bankruptcy and Insolvency Act and the Companies' Creditors Arrangement Act . However, where a stay under federal law has been lifted in order to allow proceedings to take place, a province can impose a moratorium on proceedings falling under provincial law . </Li> <P> In 1899, Lord Watson asserted during the argument in CPR v Bonsecours that neither the federal parliament nor the provincial legislatures could give legislative authority to the other level . Subsequent attempts to dovetail federal and provincial legislation to achieve certain ends met with difficulty, such as an attempt by Saskatchewan to ensure enforcement of a federal statute by enacting a complementary Act declaring that the federal Act would continue in force under provincial authority if it was ruled ultra vires . The Saskatchewan Court of Appeal ruled a federal and provincial Act ultra vires, voiding both as an attempt by the province to vest powers in parliament unauthorized by the BNA Act . </P> <P> The matter was addressed in 1950 by the Supreme Court, which held ultra vires a proposed Nova Scotia Act which would have authorized the inter-delegation of legislative and taxation authority between Parliament and the Nova Scotia legislature . In that decision, Justice Rand explained the distinction between delegation to a subordinate body and that to a legislative body . </P>

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