Manaus Opens Public Consultation for 2025 Ordinary Tariff Review of Piped Natural Gas Distribution Service

Strategic Insights -

In a significant move to enhance transparency and social participation, the Regulatory Agency for Delegated and Contracted Public Services of the State of Amazonas (Arsepam) has commenced a public consultation on the 2025 Ordinary Tariff Review (RTO) for the state's piped natural gas distribution service. The consultation, which is the first of its kind, allows any citizen, company, or institution to submit suggestions and contributions on the proposed tariffs until October 24. This process is mandated by State Law No. 5,420/2021 (Gas Law) and aims to evaluate and update the rates charged to consumers, taking into account the costs of the service, investments made, and fair compensation for the concessionaire. The tariffs impact various sectors, including residential, commercial, industrial, and vehicular use (NGV), and are applied to natural gas distributed by the Amazonas Gas Company (CIGAS), overseen by Arsepam.

Key Takeaways:

  • The public consultation is open until October 24, 2025, allowing any citizen, company, or institution to participate and submit suggestions and contributions.
  • This is the first public consultation on the Ordinary Tariff Review (RTO) for the piped natural gas distribution service in the state of Amazonas.
  • The process aims to evaluate and update the rates charged to consumers, considering the costs of the service, investments made, and fair compensation for the concessionaire.
  • The tariffs are applied to natural gas distributed by CIGAS and impact various sectors, including residential, commercial, industrial, and vehicular use (NGV).
  • The public consultation is based on Technical Note No. 001/2025, presented by the agency's technical team on the revision proposal by CIGAS.
  • The final text of the Note will be finalized based on the suggestions received and will be forwarded to the State Council for Regulation and Control of Public Services (CERCON) for deliberation.
  • All documentation and contribution submission forms are available on the Arsepam website (www.arsepam.am.gov.br).
  • Contributions must be sent in writing, with participant identification (name, full address, telephone number, and institution).
  • The results of the consultation, including the final version of the Technical Note, will be published on Arsepam's website.

Statistics:

  • Number of days for public consultation: 14 (from October 10 to October 24)
  • Number of sectors impacted by the tariffs: 4 (residential, commercial, industrial, and vehicular use)
  • Number of documentation and forms available: 2 (Technical Note No. 001/2025 and contribution submission form)
  • Deadline for contribution submission: October 24, 2025, at 11:59 p.m.

Sources:

  • "Arsepam abre consulta pública sobre revisão tarifária do gas natural canalizado." Agência Amazonas, 10 Oct. 2025, .
  • State Law No. 5,420/2021 (Gas Law).