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Trade receivables (Tables)
 12 Months Ended
Dec. 31, 2022
Trade Receivables  
Schedule of financial position
   
 

December 31, 2022

December 31, 2021

Private sector:    
General (i) and special customers (ii) 2,287,782 2,042,023
Agreements (iii)

416,550

514,616

     
 

2,704,332

2,556,639

Government entities:    
Municipal 609,731 586,810

 

Federal 10,644 7,869
Agreements (iii)

372,943

278,844

     
 

993,318

873,523

Wholesale customers – Municipal governments: (iv)    
Mogi das Cruzes 4,048 3,580
São Caetano do Sul

45,367

24,464

     
Total wholesale customers – Municipal governments

49,415

28,044

     
Unbilled supply

959,260

740,193

     
Subtotal 4,706,325 4,198,399
Allowance for doubtful accounts

(1,428,517)

(1,280,088)

     
Total

3,277,808

2,918,311

     
Current 3,062,574 2,695,077
Noncurrent

215,234

223,234

     
Total

3,277,808

2,918,311

 

 

(i)General customers - residential and small and mid-sized companies;

 

(ii)Special customers - large consumers, commercial, industries, condominiums and special billing customers (fixed demand agreements, industrial waste, wells, among others);

 

(iii) Agreements - installment payments of past-due receivables, plus inflation adjustment and interest, according to the agreements;

 

(iv) Wholesale basis customers - municipal governments - This balance refers to invoices issued as a result of services provided to municipalities, which are responsible for distributing to, billing and charging final customers.
Schedule of aging of trade receivables
          
   December 31, 2022  December 31, 2021
       
Current   2,244,754    1,896,535 
Past-due:          
Up to 30 days   489,709    502,164 
From 31 to 60 days   248,128    267,723 
From 61 to 90 days   165,306    182,977 
From 91 to 120 days   150,941    155,018 
From 121 to 180 days   281,530    258,718 
From 181 to 360 days   58,702    95,751 
Over 360 days   1,067,255    839,513 
           
Total past-due   2,461,571    2,301,864 
           
Total   4,706,325    4,198,399 
Schedule of allowance for doubtful accounts
               
Changes in assets  December 31, 2022  December 31, 2021  December 31, 2020
          
Balance at beginning of the year   1,280,088    1,157,619    1,042,015 
Losses   209,360    182,547    176,776 
Recoveries   (60,931)   (60,078)   (61,172)
                
                
Balance at the end of the year   1,428,517    1,280,088    1,157,619 

 

 

                
Reconciliation of estimated/historical losses of income  December 31, 2022  December 31, 2021  December 31, 2020
          
Write-offs   (636,366)   (508,055)   (329,512)
(Losses)/reversal with state entities - related parties   2,738    (13,206)   290 
(Losses) with the private sector / government entities   (209,360)   (182,547)   (176,776)
Recoveries   60,931    60,078    61,172 
                
Amount recorded expense (Note 29)    (782,057)   (643,730)   (444,826)
Schedule of Judicial bonds
     
Debtor  December 31, 2022
Municpality of São Paulo   2,656,113 
Municpality of Cotia   103,729 
Municpality of Cachoeira Paulista   13,672 
Others   33,804 
TOTAL   2,807,318