# The bill creates the National Policy for Preventing River Siltation, which is the buildup of soil and sand on riverbeds.

- Bill: PL 4488/2023
- Subject: [Environment](https://votodeverdade.com.br/en/assunto/meio-ambiente/)
- Latest vote: October 29, 2025
- Page: https://votodeverdade.com.br/en/projeto/2387999/
- Official text: https://www.camara.leg.br/proposicoesWeb/prop_mostrarintegra?codteor=2328748 (The official text is in Portuguese, as it was voted.)

## Summary

The bill creates the National Policy for Preventing River Siltation, which is the buildup of soil and sand on riverbeds. According to the official summary (ementa), prevention will be done by restoring riparian forests (vegetation along riverbanks) and controlling erosion. The official summary (ementa) does not detail the measures.

## Key points

- Establishes the National Policy for Preventing River Siltation
- Provides for restoring riparian forests, the vegetation along riverbanks
- Provides for erosion control
- The official summary (ementa) does not detail the measures or who is responsible

## Votes

- October 29, 2025: approved, vote type: symbolic (no vote recorded for each deputy). Approved the Global Substitute Sub-amendment to Bill No. 4.488 of 2023, adopted by the rapporteur of the Committee on Environment and Sustainable Development, except for the separate vote.

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Subject and summary are written by artificial intelligence and can contain errors; the official text of each bill is always available on the Chamber's website. How artificial intelligence is used: https://votodeverdade.com.br/en/inteligencia-artificial/. No grades, no rankings.