Tariff flags — current flag & bill impact
Data: July 24, 2026 · ANEEL Open Data — tariff-flag activation
In Brazil, the bandeira tarifária ("tariff flag") is ANEEL's monthly signal that adds a regulated surcharge to electricity consumption when generation conditions are less favorable. See the approved current flag, recent history, and its estimated monthly bill impact.
Current · Jul/2026
Yellow (Amarela)
Surcharge
R$ 1.885/ 100 kWh
Equivalent
R$ 18.85/ MWh
Last 12 months
| Billing month | Tariff flag | R$/100 kWh |
|---|---|---|
| Jul/2026 | Yellow (Amarela) | 1.885 |
| Jun/2026 | Yellow (Amarela) | 1.885 |
| May/2026 | Yellow (Amarela) | 1.885 |
| Apr/2026 | Green (Verde) | 0.000 |
| Mar/2026 | Green (Verde) | 0.000 |
| Feb/2026 | Green (Verde) | 0.000 |
| Jan/2026 | Green (Verde) | 0.000 |
| Dec/2025 | Yellow (Amarela) | 1.885 |
| Nov/2025 | Red tier 1 (Vermelha P1) | 4.463 |
| Oct/2025 | Red tier 1 (Vermelha P1) | 4.463 |
| Sep/2025 | Red tier 2 (Vermelha P2) | 7.877 |
| Aug/2025 | Red tier 2 (Vermelha P2) | 7.877 |
Source: ANEEL Dados Abertos — Bandeira Tarifária Acionamento. Snapshot generated on July 24, 2026; latest billing month in the file: Jul/2026. Official values are in R$/MWh; R$/100 kWh = (R$/MWh) ÷ 10. Refresh with npm run bandeira.
Tariff flag on your bill
Estimate the current tariff flag's monthly surcharge and compare it with the other official tiers. The URL stores the consumption value for sharing.
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