The maximum amount that you can contribute to your TFSA is limited by your TFSA contribution room. All TFSA contributions made during the year, including the replacement or re-contribution of withdrawals made from a TFSA, will count against your contribution room.
The CACM is required in addition to the cargo and conveyance Advance Commercial Information (ACI) previously transmitted according to the prescribed time frames as described in the Reporting of Imported Goods Regulations.
Ceiling Attenuation Class (CAC) A measure of a ceiling tile's ability to block sound from traveling room to room. A ceiling tile with a CAC < 25 is considered low performance, while a CAC > 35 is high performance. CAC is important between rooms and between floors and ceilings.