They clear straight away.
Usually, it takes only a few minutes to open a basic bank account. As long as you have all the documents the bank would require for opening an account (like ID proof, address proof, initial deposit...
3 working days
usually they take up to 4 days but if its a higher sum they may keep it for a VERY long time!
Some banks keep personal records permanently on file but they can only report to a CRA up to 7 years.