Effective February 12, 2021, TC PipeLines, LP delivered a notice of redemption to the trustee of the Partnership's 4.65% senior notes due June 15, 2021 (CUSIP No. 87233QAA6) (the Notes"). The notice calls for the redemption of all $350,000,000 aggregate principal amount of the Notes on March 15, 2021 (the Redemption Date"). The Notes will be redeemed on the Redemption Date at a redemption price equal to the sum of 100% of their aggregate principal amount plus accrued and unpaid interest thereon to, but not including, the Redemption Date. On and after the Redemption Date, interest will cease to accrue on the Notes and the Notes will cease to be outstanding.