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31 Net Operating Revenue (Tables) | 12 Months Ended
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Dec. 31, 2019
Net Operating Revenue [Abstract] |
Schedule of net operating revenue |
| Gross | PIS/Pasep |  | Sectorial | Service tax | Net revenues
| revenues | and Cofins | ICMS (VAT) | charges | (ISSQN) | 12.31.2019 | 12.31.2018 | 12.31.2017
Electricity sales to final customers | 10,481,794 | (965,651) | (2,336,583) | (753,544) | - | 6,426,016 | 5,548,584 | 4,681,533
Electricity sales to distributors | 3,301,336 | (368,101) | (10,727) | (56,642) | - | 2,865,866 | 2,765,916 | 3,176,354
Use of the main distribution and transmission grid | 8,270,996 | (781,017) | (1,999,583) | (1,351,625) | - | 4,138,771 | 3,469,060 | 3,617,941
Construction income | 1,132,884 | - | - | - | - | 1,132,884 | 1,097,313 | 868,001
Fair value of assets from the indemnity for the concession | 36,646 | - | - | - | - | 36,646 | 47,499 | 57,080
Telecommunications | 532,926 | (21,035) | (137,896) | - | (558) | 373,437 | 366,179 | 308,952
Distribution of piped gas | 1,003,790 | 11,313 | (171,897) | - | (23) | 843,183 | 557,186 | 454,815
Sectorial financial assets and liabilities result | 25,057 | (6,426) | - | - | - | 18,631 | 893,688 | 718,826
Other operating revenue | 442,353 | (30,203) | - | - | (3,310) | 408,840 | 189,355 | 141,071
| 25,227,782 | (2,161,120) | (4,656,686) | (2,161,811) | (3,891) | 16,244,274 | 14,934,780 | 14,024,573
31.1 Revenue by type and/or class of customers
| 12.31.2019 | 12.31.2018 | 12.31.2017
Electricity sales to final customers | 10,481,794 | 10,104,045 | 8,689,516
Residential | 3,336,432 | 3,175,290 | 2,750,514
Industrial | 1,276,105 | 1,419,240 | 1,337,893
Trade, services and other activities | 2,179,510 | 2,136,087 | 1,880,862
Rural | 631,527 | 572,361 | 511,196
Public entities | 279,495 | 262,705 | 236,719
Public lighting | 274,250 | 278,645 | 244,381
Public service | 332,414 | 316,307 | 275,431
Free consumers | 1,431,274 | 1,179,314 | 845,964
Donations and grants | 740,787 | 764,096 | 606,556
Electricity sales to distributors | 3,301,336 | 3,136,244 | 3,529,770
Bilateral contracts | 1,998,617 | 2,002,077 | 1,947,862
Regulated contracts | 854,239 | 385,157 | 421,805
Electric Energy Trade Chamber - CCEE | 357,076 | 663,024 | 1,077,943
Interest (Note 10.3) | 91,404 | 85,986 | 82,160
Use of the main distribution and transmission grid | 8,270,996 | 6,867,274 | 6,442,761
Residential | 2,585,892 | 2,222,621 | 2,025,400
Industrial | 1,280,168 | 1,110,089 | 1,024,452
Trade, services and other activities | 1,713,632 | 1,407,156 | 1,304,285
Rural | 467,044 | 362,778 | 341,875
Public entities | 217,027 | 185,383 | 174,427
Public lighting | 206,492 | 184,530 | 167,907
Public service | 174,414 | 141,556 | 126,795
Free consumers | 1,052,535 | 795,105 | 663,248
Concessionaires and generators | 62,414 | 80,329 | 60,485
Operating and maintenance income - O&M | 98,207 | 58,578 | 113,324
Interest income | 413,171 | 319,149 | 440,563
Construction income | 1,132,884 | 1,097,313 | 868,001
Fair value of assets from the indemnity for the concession | 36,646 | 47,499 | 57,080
Telecommunications | 532,926 | 512,540 | 426,773
Distribution of piped gas | 1,003,790 | 753,222 | 621,992
Sectorial financial assets and liabilities result | 25,057 | 985,344 | 767,040
Other operating revenue | 442,353 | 222,329 | 171,356
Leasing and rent (31.2) | 144,744 | 132,682 | 109,230
Fair value in the purchase and sale of power in the active market | 204,876 | - | -
Income from rendering of services | 51,780 | 59,280 | 30,247
Charged service | 18,807 | 18,475 | 15,981
Other income | 22,146 | 11,892 | 15,898
GROSS OPERATING REVENUE | 25,227,782 | 23,725,810 | 21,574,289
(-) Pis/Pasep and Cofins | (2,266,304) | (2,117,800) | (1,788,714)
Recovery of Pis/Pasep and Cofins on ICMS (Note 13.2.1) | 105,184 | - | -
(-) ICMS (VAT) | (4,656,686) | (4,210,382) | (3,734,940)
(-) Service tax (ISSQN) | (3,891) | (5,286) | (5,388)
(-) Sectorial charges (31.3) | (2,161,811) | (2,457,562) | (2,020,674)
NET OPERATING REVENUE | 16,244,274 | 14,934,780 | 14,024,573
Schedule of revenues from leases and rentals | 31.2.1 Revenue from leases and rentals
| 12.31.2019 | 12.31.2018 | 12.31.2017
Equipment and framework | 143,482 | 131,409 | 106,790
Facilities sharing | 1,046 | 1,003 | 2,159
Real estate | 216 | 270 | 281
| 144,744 | 132,682 | 109,230
Schedule of receivables from non-cancelable leases | 31.2.2 Receivables from leases
| Less than |  | Over | Total
| 1 year | 1 to 5 years | 5 years | 12.31.2019
Facilities sharing | 2,207 | 8,829 | 35,920 | 46,956
Schedule of regulatory charges | 31.3 Regulatory charges
| 12.31.2019 | 12.31.2018 | 12.31.2017
Energy Development Account - "CDE " - Power distribution service concession (31.3.1) | 1,654,157 | 1,840,283 | 1,415,738
Other charges - rate flags | 280,286 | 423,098 | 420,027
Research and development and energy efficiency - R&D and EEP | 127,432 | 123,306 | 117,390
Global Reversion Reserve - RGR quota | 63,918 | 48,512 | 46,825
Energy Development Account - "CDE " - Power transmission concession | 25,271 | 12,211 | 10,971
Inspection fee | 10,747 | 10,152 | 9,723
| 2,161,811 | 2,457,562 | 2,020,674
Schedule of energy development account - CDE | The annual quotas for each distributor are defined by ANEEL through resolutions enacted by it. The balance at December 31, 2019 is as follows:
Resolutions | Period | 12.31.2019
CDE USO |  |
Resolution No. 2,510/2018 | January to June | 1,269,498
(-) Preliminary injunctions | January to June | (3,346)
|  | 1,266,152
CONTA ACR |  |
Resolution No. 2,231/2017 | January to February | 98,725
Resolution No. 2,521/2019 | March to August | 296,174
Return - Order No. 2,755 / 2019 |  | (46,722)
|  | 348,177
CDE ENERGIA |  |
Resolution No. 2,510/2018 | January to March | 41,431
(-) Preliminary injunctions | January to March | (1,603)
|  | 39,828
|  | 1,654,157
Resolutions | Period | 12.31.2018
CDE USO |  |
Resolution No. 2,368/2018 | January to August | 594,972
Resolution No. 2,446/2018 | September to December | 445,075
(-) Preliminary injunctions | January to December | (2)
|  | 1,040,045
CONTA ACR |  |
Resolution No. 2,231/2017 | January to December | 557,981
|  | 557,981
CDE ENERGIA |  |
Resolution No. 2,202/2017 | January to May | 100,692
Resolution No. 2,358/2017 | June to December | 145,007
(-) Preliminary injunctions | January to December | (3,442)
|  | 242,257
|  | 1,840,283
Resolutions | Period | 12.31.2017
CDE USO |  |
Resolution No. 2,202/2017 | January | 53,329
Resolution No. 2,204/2017 | February to December | 672,756
(-) Preliminary injunctions | January to December | (28,502)
|  | 697,584
CONTA ACR |  |
Resolution No. 2,004/2015 | January to March | 148,087
Resolution No. 2,231/2017 | April to December | 341,161
|  | 489,248
CDE ENERGIA |  |
Resolution No. 2,077/2016 | January to May | 94,736
Resolution No. 2,204/2017 | Junel to December | 140,968
(-) Preliminary injunctions | January to December | (6,799)
|  | 228,906
|  | 1,415,738

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