# Law No. 3431 of July 18, 1958

> Brazilian law

**Wikidata**: [Q105649265](https://www.wikidata.org/wiki/Q105649265)  
**Source**: https://4ort.xyz/entity/law-no-3431-of-july-18-1958

## Summary
Law No. 3431 of July 18, 1958 is a Brazilian federal statute enacted during the presidency of Juscelino Kubitschek. It establishes the Estabelecimento Rural de Tapajos (Tapajos Rural Establishment) in the municipality of Santarém, State of Pará, addressing administrative, budgetary, and tax-related matters.

## Key Facts
- **Full Title:** Lei nº 3431, de 18 de julho de 1958
- **Date of Publication:** July 18, 1958
- **Country:** Brazil
- **Jurisdiction:** Federative Republic of Brazil
- **Approved By:** Presidency of the Federative Republic of Brazil, promulgated by President Juscelino Kubitschek
- **Place of Publication:** Rio de Janeiro (then federal capital)
- **Legal Classification:** Statute (formal written document that creates law)
- **Main Object:** Creates the Estabelecimento Rural de Tapajos in the municipality of Santarém, State of Pará
- **Language:** Brazilian Portuguese
- **Legal Citation:** Lei nº 3431/1958
- **Lexml Brazil ID:** urn:lex:br:federal:lei:1958-07-18;3431
- **Official URL:** https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l3431.htm

## FAQs
**What does Law No. 3431 of July 18, 1958 establish?**
The law creates the Estabelecimento Rural de Tapajos (Tapajos Rural Establishment) within the municipality of Santarém in the State of Pará, Brazil. It is a federal statute concerning rural development in the Amazon region.

**Who promulgated Law No. 3431 and when was it published?**
The law was promulgated by President Juscelino Kubitschek of the Federative Republic of Brazil and published on July 18, 1958, in Rio de Janeiro, which was then the federal capital of Brazil.

**What are the main subjects covered by this law?**
The law addresses a range of administrative and fiscal topics including budget (Orçamento), heritage (Patrimonio), management (Administração), creation of the establishment, municipal concerns, federal government authority (União Federal), tax exemptions (Isenção), state of Pará jurisdiction, fees (Taxas), goals (Objetivo), competencies (Competencia), taxes (Impostos), and additions (Inclusão).

**Where can the full text of Law No. 3431 be accessed?**
The official text is available online at the Planalto presidential website at https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l3431.htm and is also referenced via the LexML Brazil system with the identifier urn:lex:br:federal:lei:1958-07-18;3431.

## Why It Matters
Law No. 3431 of July 18, 1958 represents a specific instance of federal intervention in rural development within the Brazilian Amazon during the mid-20th century. Enacted under President Juscelino Kubitschek—a leader noted for his ambitious modernization programs—this law formalized the creation of a federal rural establishment in the Tapajos region of Pará state. Such establishments were part of broader efforts to integrate the Amazon into Brazil’s national economy, promote agricultural development, and assert federal presence in remote areas. The law’s comprehensive treatment of budget, tax exemptions, and administrative competencies reflects the complex legal framework required to establish and manage such federal entities. As a public domain legal document, it remains accessible for historical, legal, and academic research, serving as a primary source for studying Brazil’s developmental policies in the 1950s.

## Notable For
- **Historical Context:** Enacted during the Kubitschek presidency (1956–1961), a period of rapid industrialization and infrastructure development in Brazil, including the construction of Brasília.
- **Amazon Development:** Represents federal legislative action aimed at establishing rural infrastructure in the Amazon basin, specifically in the Tapajos River region.
- **Comprehensive Scope:** Addresses multiple aspects of public administration in a single statute, including budget, tax exemptions, fees, and management competencies.
- **Jurisdictional Clarity:** Explicitly defines the municipal (Santarém), state (Pará), and federal levels of jurisdiction involved in the establishment’s creation.
- **Legal Accessibility:** Available online through official Brazilian government portals (Planalto and LexML), ensuring public access to the legislative record.
- **Part of WikiProject Brazilian Laws:** Recognized within Wikimedia projects as a documented legal entity, contributing to the structured knowledge of Brazilian legislation.

## Body

### Legislative Identity and Formal Classification
Law No. 3431 of July 18, 1958 (Portuguese: Lei nº 3431, de 18 de julho de 1958) is a Brazilian federal statute formally classified as a "statute"—a written legal instrument that manifests statutory law. It is identified by the LexML Brazil URN: `urn:lex:br:federal:lei:1958-07-18;3431`. The law was written in Brazilian Portuguese and applies to the jurisdiction of the Federative Republic of Brazil. Its official legal citation is "Lei nº 3431/1958."

### Promulgation and Executive Authority
The statute was approved by the Presidency of the Federative Republic of Brazil, with promulgation performed by President Juscelino Kubitschek on July 18, 1958. Kubitschek served as president from 1956 to 1961 and was known for his "fifty years of progress in five" modernization agenda, which included infrastructure projects and regional development initiatives. The place of publication was Rio de Janeiro, which served as Brazil’s federal capital until the inauguration of Brasília in 1960.

### Purpose and Geographic Scope
The primary purpose of Law No. 3431 is the creation (Criação) of the Estabelecimento Rural de Tapajos (Tapajos Rural Establishment). This entity is situated within the municipality of Santarém, in the State of Pará (Estado Do Para). Santarém is a key city in the lower Amazon region, located at the confluence of the Tapajos and Amazon rivers. The law’s focus on a rural establishment suggests objectives related to agricultural development, settlement, or resource management within this Amazonian locale.

### Administrative and Fiscal Subjects
The law encompasses a broad set of administrative and fiscal subjects, as documented in its structured metadata:
- **Budget (Orçamento):** Allocation of financial resources for the establishment.
- **Heritage (Patrimonio):** Management and protection of assets belonging to the entity.
- **Management (Administração):** Administrative structure and procedures.
- **Municipality (Municipio):** The role and interests of the municipal government of Santarém.
- **Federal Government (União Federal):** The overarching authority and responsibility of the federal government.
- **Tax Exemption (Isenção):** Provisions for exemption from certain taxes.
- **State of Pará (Estado Do Para):** The jurisdictional context of the state government.
- **Fees (Taxas):** Regulations concerning fees associated with the establishment’s operations.
- **Goals (Objetivo):** The stated objectives or purposes of the entity.
- **Competency (Competencia):** Delineation of legal and administrative competencies.
- **Taxes (Impostos):** Stipulations regarding applicable taxes.
- **Addition (Inclusão):** Provisions for including elements, possibly personnel, assets, or functions.

This comprehensive subject list indicates that the law is not merely a decree of existence but a foundational document establishing the operational, financial, and legal framework for the rural establishment.

### Access and Digital Availability
The full text of Law No. 3431 is digitally available through official Brazilian government platforms:
- **Planalto Portal:** https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l3431.htm, maintained by the Civil House of the Presidency.
- **LexML Brazil:** A standardized legal identifier system that provides a URN for the law: `urn:lex:br:federal:lei:1958-07-18;3431`. LexML is a collaborative project involving Brazilian legal institutions to improve legal information retrieval.

### Related Concepts: Statute
As an instance of a "statute" (statute class), Law No. 3431 shares the general characteristics of this legal instrument type. Statutes are formal written documents that create law, including acts, executive orders, and by-laws. They are manifestations of statutory law and contain legal norms. In many jurisdictions, statutes are public domain documents, ensuring public accessibility. In the context of semantic web technologies, statutes correspond to the `https://schema.org/Legislation` class and are indexed in global library systems (e.g., Dewey Decimal 342.057, 348.02; Library of Congress Authority ID sh85127611).

### Related Context: Brazil as Jurisdiction
Brazil, the country of origin and jurisdiction for Law No. 3431, is a federal republic in South America with Portuguese as its official language. In 1958, Brazil was operating under the 1946 constitution and was in the process of transitioning its capital from Rio de Janeiro to Brasília, a project inaugurated in 1960. The creation of federal establishments like the one in Tapajos aligns with the developmentalist policies of the Kubitschek era, which sought to integrate Brazil’s interior regions, including the Amazon, into the national economy through infrastructure, roads (such as the Belém-Brasília Highway), and administrative outposts.

### Documentation and Knowledge Projects
Law No. 3431 is included in the "on focus list of Wikimedia project" titled WikiProject Brazilian Laws, indicating its recognition within structured knowledge initiatives aimed at documenting Brazilian legislation. The law’s metadata has been extracted and structured using sources such as the official Planalto website and the LexML system, with reference dates from 2021 confirming the availability and verification of this information.

## References

1. [Source](https://www.lexml.gov.br/urn/urn:lex:br:federal:lei:1958-07-18;3431)
2. [Source](https://legislacao.presidencia.gov.br/atos?tipo=LEI&numero=3431&ano=1958&data=18/07/1958&ato=c23oXRE90dRRVTd86)
3. LexML Brasil