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MARKETABLE SECURITIES | 12 Months Ended
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Dec. 31, 2021
Marketable Securities |
MARKETABLE SECURITIES |
| 7. | MARKETABLE SECURITIES
Schedule of marketable securities
|  | 2021 |  | 2020
Investments |  |  |  |
Current |  |  |  |
Bank deposit certificates (CDBs) (1) |  |  | 101 |  |  |  | 545 |
Financial Notes (LFs) — Banks (2) |  |  | 1,417 |  |  |  | 2,074 |
Treasury Financial Notes (LFTs) (3) |  |  | 178 |  |  |  | 731 |
Others |  |  | 28 |  |  |  | 10 |
|  |  | 1,724 |  |  |  | 3,360 |
Non-current |  |  |  |  |  |  |  |
Financial Notes (LFs) — Banks (2) |  |  | 348 |  |  |  | 730 |
Debentures (4) |  |  | 5 |  |  |  | 25 |
Others |  |  | 1 |  |  |  | 10 |
|  |  | 354 |  |  |  | 765 |
|  |  | 2,078 |  |  |  | 4,125 |
| (1) | Bank Deposit Certificates (CBDs), accrued interest at 107.24% of the CDI Rate (Interbank deposit rates) published by the Custody and Settlement Chamber (Cetip) in 2021 (106% to 110% in 2020).
| (2) | Bank Financial Notes (Letras Financeiras, or LFs) are fixed-rate fixed-income securities, issued by banks and that accrued interest a percentage of the CDI rate published by Cetip. The LFs had remuneration rates varying between 105% and 130% of the CDI rate in 2021 (99.5% and 130% in 2020).
| (3) | Treasury Financial Notes (LFTs) are fixed-rate securities, their yield follows the daily changes in the Selic rate between the date of purchase and the date of maturity. The LFTs had remuneration rates varying between 9.12% and 9.50% in 2021 (1.86% and 1.90% in 2020).
| (4) | Debentures are medium and long term debt securities, which give their holders a right of credit against the issuing company. The debentures have remuneration varying from TR+1% to 109% of the CDI Rate in 2021 (TR+1% to 109% of CDI in 2020).
Note 31 provides a classification of these marketable securities. Investments in marketable securities of related parties are shown in Note 30.

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