This page has tips for creating a registrar-affiliated course space in Canvas
Once the blank Canvas shell is made, you will navigate to the course and click Import Existing Content on the right. Then, from the drop down, select Copy a Canvas Course. Next, select the course you want to copy. Proceed to select the relevant options, then click Import.
This may take a few minutes depending on the size of your course.
You must Publish your course in order for students to have access to it. Learn how to publish your course at this Canvas page.