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28. COMMITMENTS (Tables) | 12 Months Ended
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Dec. 31, 2018
Commitments Tables Abstract |
Take-or-pay contracts |
|  | Payments in the period |  |  |  |  |  |  |  |  |  |
Type of service |  | 2017 |  | 2018 |  | 2019 |  | 2020 |  | 2021 |  | After 2021 |  | Total
Transportation of iron ore, coal, coke, steel products, cement and mining products. |  | 957,373 |  | 406,920 |  | 1,024,674 |  | 962,399 |  | 831,166 |  | 3,761,232 |  | 6,579,471
Supply of power, natural gas, oxygen, nitrogen, argon and iron ore pellets, coal and clinquer. |  | 563,743 |  | 658,166 |  | 453,801 |  | 40,780 |  | 8,419 |  |  |  | 503,000
Processing of furnace sludge and slag resulting from the production process of pig iron and steel. |  | 8,880 |  | 9,467 |  | 7,074 |  | 7,074 |  | 7,074 |  | 8,842 |  | 30,064
Manufacturing, repair, recovery and production of ingot casting machine units. |  | 52,103 |  | 21,533 |  | 7,968 |  | 3,246 |  | 3,246 |  | 5,952 |  | 20,412
|  | 1,582,099 |  | 1,096,086 |  | 1,493,517 |  | 1,013,499 |  | 849,905 |  | 3,776,026 |  | 7,132,947
Minimum future payments related to government concessions |
Company / Concession |  |  |  |  |  |  |  |  |  |  |  |  |
| Type of service |  |  | 2019 |  | 2020 |  | 2021 |  | After 2021 |  | Total
FTL (Ferrovia Transnordestina Logística) |  | 30 - year concession granted on December 31,1997, renewable for another 30 years, to develop public service and operating the railway system in northeastern Brazil.The northeastern railway system covers 4.238 Kilometers of railway network and operates in Maranhão, Piauí, Ceará, Paraíba, Pernambuco, Alagoas and Rio Grande do Norte. |  |  | 9,396 |  | 9,396 |  | 9,396 |  | 50,895 |  | 79,083
CSN Mineração S.A. |  | Concession to operate the TECAR a solid bulk terminal, one of the four terminals that make up the Port of Itaguai, located in Rio de Janeiro. The concession was renewed and the agreement expires in 2047. |  |  | 133,021 |  | 133,021 |  | 133,021 |  | 3,458,541 |  | 3,857,604
Tecon |  | 25-year concession started in July 2001. On May 10, 2017, was approved the Decree nº 9,048, which changes de concession extension period for port operations. It was established that the requested extension period, added to the initial period, cannot exceed 70 years |  |  | 33,779 |  | 35,176 |  | 36,638 |  | 175,053 |  | 280,646
|  |  |  |  | 176,196 |  | 177,593 |  | 179,055 |  | 3,684,489 |  | 4,217,333

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