As of April 1, 2020, Nova Scotia will ban the sale of flavoured e-cigarettes and juices. Nova Scotia is one of the first provinces to announce measures to address vaping and the only province to announce a full flavour ban.
Here is a link to the existing Tobacco Access Regulations:
https://novascotia.ca/just/regulations/regs/tobacc.htm
The Tobacco Access Act can be seen here. Of note are the definition of “flavoured tobacco” in s.3(ba), as well as s.7(c):
https://nslegislature.ca/sites/default/files/legc/statutes/tobacco%20access.pdf