# Law No. 6421 of June 6, 1977

> Brazilian law

**Wikidata**: [Q105659714](https://www.wikidata.org/wiki/Q105659714)  
**Source**: https://4ort.xyz/entity/law-no-6421-of-june-6-1977

## Summary
Law No. 6421 of June 6, 1977, is a Brazilian federal statute. It was promulgated by President Ernesto Geisel and published in Brasília on its date of enactment. The law addresses topics including competency, municipalities, authorizations, and the use and protection of resources related to the Ministry of the Navy.

## Key Facts
- **Official Title:** Lei nº 6421, de 6 de junho de 1977.
- **Type of Entity:** A statute, which is a formal written document that creates law.
- **Country of Jurisdiction:** Brazil.
- **Publication Date:** June 6, 1977.
- **Place of Publication:** Brasília, Brazil.
- **Approving Authority:** The Presidency of the Federative Republic of Brazil.
- **Promulgated by:** President Ernesto Geisel.
- **Legal Citation:** Lei nº 6421/1977.
- **Language:** Brazilian Portuguese.
- **Official URL:** https://www.planalto.gov.br/ccivil_03/leis/l6421.htm
- **LexML Brazil ID:** urn:lex:br:federal:lei:1977-06-06;6421
- **Wikidata Description:** Brazilian law.
- **Wikimedia Project:** Included on the focus list of WikiProject Brazilian Laws.

## FAQs
**What are the main subjects covered by this law?**
The law's main subjects include competency, municipalities, authorization, use, legal norms, protection, the Ministry of the Navy of Brazil, construction, and decision-making, as stated in its text.

**Who approved this law and when did it take effect?**
The law was approved by the Presidency of the Federative Republic of Brazil and promulgated by President Ernesto Geisel on June 6, 1977, which is also its official publication date.

**Where can the full text of this law be found?**
The authentic text of Law No. 6421/1977 is available online at the official Brazilian government portal, Planalto, and is also referenced in the LexML Brasil legislative database.

## Why It Matters
Law No. 6421 of 1977 matters as a concrete manifestation of statutory law within the Brazilian legal system. As a statute, it represents the formal exercise of government authority, creating binding legal rules. Its existence ensures that specific regulations concerning competency, municipal authority, and naval resources are documented and accessible to the public, upholding the principle of legal transparency. Being an official legal document, it is part of the public domain, reinforcing the idea that the laws governing society should be freely available to all citizens.

## Notable For
- **Specificity:** Addresses a distinct set of legal topics including the Ministry of the Navy and municipal competencies.
- **Historical Context:** Enacted during the Brazilian military government under President Ernesto Geisel.
- **Digital Preservation:** Has a permanent digital identifier (LexML Brazil ID) ensuring long-term accessibility and citation.
- **Formal Recognition:** Is the subject of a dedicated Wikimedia project (WikiProject Brazilian Laws), highlighting its significance within the corpus of Brazilian legislation.

## Body

### Definition and Classification
Law No. 6421 of June 6, 1977, is legally classified as a **statute**. A statute is defined as a formal written document that creates law, encompassing acts passed by legislatures. It is an instance of a broader legal concept and serves as the manifestation of statutory law. This classification places it within a category of documents that are generally considered to be in the public domain in jurisdictions like the United States and France, based on the edict of government doctrine.

### Promulgation and Publication
The statute was formally **approved** by the Presidency of the Federative Republic of Brazil. The act of promulgation was carried out by President **Ernesto Geisel** on June 6, 1977. The law was published on the same date in the country's capital, **Brasília**. This process of legislation resulted in the creation of a binding legal rule applicable within the jurisdiction of Brazil.

### Subject Matter and Legal Topics
The law addresses multiple main subjects, which are explicitly stated within its text. These include:
- **Competency** (stated as "Competencia")
- **Municipality** (stated as "Municipio")
- **Authorization** (stated as "Autorização")
- **Use** (stated as "Utilização")
- **Legal norm** (stated as "Normas")
- **Protection** (stated as "Proteção")
- **Ministry of the Navy of Brazil** (stated as "Ministerio Da Marinha (Mm)")
- **Construction** (stated as "Construção")
- **Decision** (stated as "Fixação")

### Digital Identity and Access
The law is cataloged in digital repositories with precise identifiers to ensure permanent access and citation.
- Its **LexML Brazil ID** is `urn:lex:br:federal:lei:1977-06-06;6421`.
- The official text is hosted on the Brazilian government's website at `https://www.planalto.gov.br/ccivil_03/leis/l6421.htm`.
- It is written in **Brazilian Portuguese**, the official language of its jurisdiction.

### Context within the Brazilian Legal System
As a federal law, it applies to the entire jurisdiction of **Brazil**. Brazil is a federal republic and the fifth-largest country in the world, which gained independence from Portugal on September 7, 1822. The law was enacted during a period of military rule in Brazil, adding historical context to its provisions. It is recognized as a significant piece of legislation within the WikiProject Brazilian Laws, a project dedicated to improving the coverage and quality of information about Brazilian laws on Wikimedia platforms.

## References

1. [Source](https://www.lexml.gov.br/urn/urn:lex:br:federal:lei:1977-06-06;6421)
2. [Source](https://legislacao.presidencia.gov.br/atos?tipo=LEI&numero=6421&ano=1977&data=06/06/1977&ato=2e4MTWE9UNnRVT011)