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Operations (Tables)
12 Months Ended
Dec. 31, 2022
Operations  
The table below shows a summary of the contractual situation of the municipalities served
   
 

December 31,

2022

December 31,

2021

     
Total municipalities that have already signed contracts 351 342
Balance – intangible and contract assets 45,292,307 42,260,091
   Percentage of intangible and contract assets 94.49% 93.80%
    Revenue from sanitation services (excluding construction revenue) 17,767,561 15,490,808
    Percentage of revenue from sanitation services (excluding construction revenue) 95.37% 95.01%
     
Municipalities with expired contracts: 1 8
Balance – intangible and contract assets 11,519 214,329
   Percentage of intangible and contract assets 0.02% 0.48%
   Revenue from sanitation services (excluding construction revenue) 15,236 41,194
   Percentage of revenue from sanitation services (excluding construction revenue) 0.08% 0.25%
     
Municipalities with concession agreements due by 2030: 23 25
Balance – intangible and contract assets 1,072,138 1,127,920
Percentage of intangible and contract assets 2.24% 2.50%
    Revenue from sanitation services (excluding construction revenue) 711,452 653,408
    Percentage of revenue from sanitation services (excluding construction revenue) 3.82% 4.01%
     
 Municipality of São Paulo:    
   Percentage of intangible and contract assets 43.33% 43.11%
    Percentage of revenue from sanitation services (excluding construction revenue) 45.14% 44.45%