---
slug: prazo-cde-modicidade
lang: en
titulo: Deadline for allocating unallocated CDE resources to tariff affordability
resposta: Unallocated CDE resources must be allocated to tariff affordability by December 31, 2025, as per Law 14.120/2021.
curto: By 31/12/2025
tema: ANEEL Regulation
revisada: 2026-10-03
proxima: 2027-04-03
---

## Data
| Who | Resource | Deadline | Source | Data source |
|---|---|---|---|---|
| Distribution concessionaires and permit holders | Unallocated resources (item II of art. 4° and item "a" of item I of Law 9.991/2000) | 31/12/2025 | Law 14.120/2021, art. 5º-B, caput | 01/03/2021 |
| Distribution concessionaires and permit holders | Unallocated resources until 01/09/2020 or rejected projects | 31/12/2025 | Law 14.120/2021, art. 5º-B, § 2º | 01/03/2021 |

Data consulted on 03/10/2026.

## Basis
- [Law No. 14.120/2021 (Planalto, in Portuguese)](https://www.planalto.gov.br/ccivil_03/_ato2019-2022/2021/lei/l14120.htm): Article 5º-B states that unallocated CDE (Energy Development Account) resources must be allocated to tariff affordability by 31/12/2025, except for resources already allocated by 01/09/2020 or rejected projects.

## How it applies
The rule applies to unallocated resources for projects contracted or initiated by August 31, 2020, as per Article 5º-B of Law 14.120/2021. Allocation to tariff affordability is mandatory by December 31, 2025, except for resources already linked to projects initiated or contracted before that date.

## Limits
- The rule does not apply to resources already allocated to projects contracted or initiated by 01/09/2020, as per § 2º of art. 5º-B.
- Resource allocation must observe a minimum limit of 70% of the total available amount, as per § 1º of art. 5º-B.
- Allocation to tariff affordability is subject to ANEEL regulation.
- This sheet does not cover changes after Law 14.120/2021; check updates on the official source.