# Law No. 4252 of August 10, 1963

> Brazilian law

**Wikidata**: [Q105647882](https://www.wikidata.org/wiki/Q105647882)  
**Source**: https://4ort.xyz/entity/law-no-4252-of-august-10-1963

## Summary
Law No. 4252 of August 10, 1963, is a Brazilian federal statute that establishes the division of the national territory into air zones. Enacted during the presidency of João Goulart, this law falls under the jurisdiction of the Ministry of Aeronautics of Brazil and serves as a regulatory framework for the organization and management of Brazilian airspace.

## Key Facts
- **Title:** Lei nº 4252, de 10 de agosto de 1963
- **Type:** Federal statute (lei)
- **Country:** Brazil
- **Enacted:** August 10, 1963
- **Approved by:** Presidency of the Federative Republic of Brazil (President João Goulart)
- **Main Subject:** Division of the national territory into air zones
- **Jurisdiction:** Applies to the entire territory of Brazil
- **Language:** Brazilian Portuguese
- **Legal Citation:** Lei nº 4252/1963
- **Publication Date:** August 10, 1963
- **Place of Publication:** Brasília
- **LexML Brazil ID:** urn:lex:br:federal:lei:1963-08-10;4252
- **Work Available At:** [Official Text](https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4252.htm)
- **WikiProject:** WikiProject Brazilian Laws

## FAQs
**What is the purpose of Law No. 4252 of August 10, 1963?**
Law No. 4252 of August 10, 1963, establishes the division of Brazil's national territory into air zones. It serves as a regulatory framework for organizing and managing Brazilian airspace, ensuring structured and efficient air traffic control and territorial management.

**Who approved Law No. 4252 of August 10, 1963?**
The law was approved by the Presidency of the Federative Republic of Brazil under President João Goulart. It was promulgated on August 10, 1963, and is officially recognized as a federal statute.

**What is the legal citation for Law No. 4252 of August 10, 1963?**
The legal citation for this law is "Lei nº 4252/1963." This citation is used in legal documents and references to identify the specific statute within the Brazilian legal system.

**Where can the official text of Law No. 4252 of August 10, 1963 be found?**
The official text of the law is available on the Brazilian government's official legislation portal at [this link](https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4252.htm). It is also referenced in the LexML Brazil database under the identifier `urn:lex:br:federal:lei:1963-08-10;4252`.

**What is the significance of the Ministry of Aeronautics of Brazil in relation to this law?**
The Ministry of Aeronautics of Brazil (Ministério da Aeronáutica, MAer) is the main subject of this law, as it oversees the implementation and enforcement of the air zone divisions established by the statute. The ministry was responsible for managing Brazil's airspace and aviation regulations at the time of the law's enactment.

## Why It Matters
Law No. 4252 of August 10, 1963, is significant because it provides a structured framework for the division and management of Brazilian airspace. By establishing clear air zones, the law ensures efficient air traffic control, enhances national security, and facilitates the organized use of airspace for both military and civilian purposes. This regulatory framework is essential for maintaining order in aviation operations and supporting the growth of Brazil's aeronautical sector. Additionally, the law reflects the Brazilian government's commitment to systematic territorial management, which is crucial for a country of Brazil's size and geographic diversity.

## Notable For
- **Airspace Regulation:** One of the key legal instruments for organizing Brazilian airspace into defined zones.
- **Presidential Approval:** Enacted under the presidency of João Goulart, a significant figure in Brazilian political history.
- **Ministry of Aeronautics:** Directly associated with the Ministry of Aeronautics of Brazil, highlighting its role in aviation governance.
- **Legal Framework:** Serves as a foundational statute for air traffic management and territorial organization in Brazil.
- **Historical Context:** Reflects the regulatory priorities of Brazil during the early 1960s, a period of significant political and administrative development.

## Body
### Overview and Purpose
Law No. 4252 of August 10, 1963, is a federal statute in Brazil that specifically addresses the division of the national territory into air zones. The primary purpose of this law is to establish a clear and structured framework for the organization of Brazilian airspace. This framework is essential for managing air traffic, ensuring national security, and facilitating the efficient use of airspace for various purposes, including military and civilian aviation.

### Enactment and Approval
The law was enacted on August 10, 1963, and was approved by the Presidency of the Federative Republic of Brazil. The president at the time of its promulgation was João Goulart, a prominent political figure in Brazilian history. The law was promulgated in Brasília, the capital of Brazil, and is officially recognized as a federal statute within the Brazilian legal system.

### Legal Details and Citation
Law No. 4252 of August 10, 1963, is cited legally as "Lei nº 4252/1963." This citation is used in legal documents and references to identify the specific statute. The law is written in Brazilian Portuguese and applies to the entire territory of Brazil. It is classified as a statute (lei) and is part of the broader legal framework governing aviation and territorial management in Brazil.

### Official Text and References
The official text of Law No. 4252 of August 10, 1963, is available on the Brazilian government's official legislation portal. The text can be accessed at [this link](https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4252.htm). Additionally, the law is referenced in the LexML Brazil database under the identifier `urn:lex:br:federal:lei:1963-08-10;4252`. This database is a comprehensive repository of Brazilian legal documents and provides a standardized reference for legal research and citation.

### Ministry of Aeronautics of Brazil
The Ministry of Aeronautics of Brazil (Ministério da Aeronáutica, MAer) is the main subject of Law No. 4252 of August 10, 1963. The ministry was responsible for overseeing the implementation and enforcement of the air zone divisions established by the statute. At the time of the law's enactment, the Ministry of Aeronautics played a crucial role in managing Brazil's airspace and aviation regulations. The ministry's involvement underscores the importance of the law in the context of Brazil's aeronautical governance and territorial organization.

### Historical and Political Context
Law No. 4252 of August 10, 1963, was enacted during a period of significant political and administrative development in Brazil. The early 1960s were marked by efforts to modernize and systematize various aspects of Brazilian governance, including aviation and territorial management. The law reflects the Brazilian government's commitment to establishing clear regulatory frameworks for critical sectors. The presidency of João Goulart, under which the law was promulgated, was a time of political transition and reform, further highlighting the significance of this statute in the broader context of Brazilian history.

### Impact and Significance
The impact of Law No. 4252 of August 10, 1963, extends beyond its immediate regulatory function. By establishing a structured framework for the division of Brazilian airspace, the law has contributed to the efficient management of air traffic and the enhancement of national security. It has also facilitated the growth and development of Brazil's aeronautical sector, supporting both military and civilian aviation activities. The law's enduring significance lies in its role as a foundational statute for air traffic management and territorial organization, ensuring that Brazil's airspace is managed in a systematic and effective manner.

### Related Entities and Connections
Law No. 4252 of August 10, 1963, is connected to several key entities and concepts within the Brazilian legal and administrative framework. These include the Presidency of the Federative Republic of Brazil, the Ministry of Aeronautics of Brazil, and the broader context of Brazilian aviation governance. The law is also linked to the LexML Brazil database, which provides a standardized reference for legal research and citation. Additionally, the law is part of the WikiProject Brazilian Laws, a collaborative effort to document and analyze Brazilian legal statutes.

### Conclusion
Law No. 4252 of August 10, 1963, is a significant federal statute in Brazil that establishes the division of the national territory into air zones. Enacted under the presidency of João Goulart, the law serves as a regulatory framework for the organization and management of Brazilian airspace. Its impact extends to the efficient management of air traffic, the enhancement of national security, and the support of Brazil's aeronautical sector. The law's enduring significance lies in its role as a foundational statute for air traffic management and territorial organization, ensuring that Brazil's airspace is managed in a systematic and effective manner.

## References

1. [Source](https://www.lexml.gov.br/urn/urn:lex:br:federal:lei:1963-08-10;4252)
2. [Source](https://legislacao.presidencia.gov.br/atos?tipo=LEI&numero=4252&ano=1963&data=10/08/1963&ato=b09ATWq50MVRVT87f)
3. LexML Brasil