Yes you enter all rooms as seen in this Canada Revenue Agency webpage: All finished areas within the home count towards the size of the home. This includes:
Thank you for choosing TurboTax.
ayolawal1
New Member
sevbatz101
Returning Member
nessawie
New Member
jtastouth-gmail-
New Member
andr448564
New Member
You have clicked a link to a site outside of the TurboTax Community. By clicking "Continue", you will leave the Community and be taken to that site instead.