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v3.24.1.1.u2

Operating costs and expenses (Tables) | 3 Months Ended
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Mar. 31, 2024
Notes and other explanatory information [abstract] |
Schedule of operating costs and expenses |
Schedule of operating costs and expenses |  |
| January to March 2024 | January to March 2023
Operating costs |  |
Salaries, payroll charges, and benefits | (505,690) | (583,855)
Pension plan obligations | (5,810) | (1,656)
Construction costs (Note 25) | (1,306,723) | (1,153,015)
General supplies | (113,440) | (85,831)
Treatment supplies | (141,370) | (164,899)
Outsourced services | (504,745) | (435,484)
Electricity | (393,822) | (395,026)
General expenses | (283,516) | (227,169)
Depreciation and amortization | (720,311) | (606,788)
| (3,975,427) | (3,653,723)
Selling expenses |  |
Salaries, payroll charges, and benefits | (62,115) | (70,517)
Pension plan obligations | (840) | (185)
General supplies | (1,859) | (1,067)
Outsourced services | (101,066) | (109,177)
Electricity | (210) | (191)
General expenses | (26,628) | (27,626)
Depreciation and amortization | (17,369) | (16,894)
| (210,087) | (225,657)
Bad debt expense, net of recoveries (Note 9 (c)) | (190,518) | (162,805)
Administrative expenses |  |
Salaries, payroll charges, and benefits | (112,499) | (55,142)
Pension plan obligations | (21,486) | (32,822)
General supplies | 24,510 | (601)
Outsourced services | (77,011) | (80,267)
Electricity | (372) | (583)
General expenses | (294,810) | (60,011)
Depreciation and amortization | (36,105) | (33,463)
Tax expenses | (20,365) | (21,790)
| (538,138) | (284,679)
Operating costs and expenses |  |
Salaries, payroll charges, and benefits | (680,304) | (709,514)
Pension plan obligations (Note 21 (v)) | (28,136) | (34,663)
Construction costs (Note 25) | (1,306,723) | (1,153,015)
General supplies | (90,789) | (87,499)
Treatment supplies | (141,370) | (164,899)
Outsourced services | (682,822) | (624,928)
Electricity | (394,404) | (395,800)
General expenses | (604,954) | (314,806)
Depreciation and amortization | (773,785) | (657,145)
Tax expenses | (20,365) | (21,790)
Bad debt expense, net of recoveries (Note 9 (c)) | (190,518) | (162,805)
| (4,914,170) | (4,326,864)

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