# Law No. 4018 of December 16, 1961

> Brazilian law

**Wikidata**: [Q105648104](https://www.wikidata.org/wiki/Q105648104)  
**Source**: https://4ort.xyz/entity/law-no-4018-of-december-16-1961

## Summary
**Law No. 4018 of December 16, 1961** (Portuguese: *Lei nº 4018, de 16 de dezembro de 1961*) is a Brazilian statute enacted during the presidency of João Goulart. Officially promulgated in Brasília, it serves as a formal legal instrument focused on the regulation of fees ("Taxas"), as well as provisions for change and maintenance. It is classified as a statute (written law) within the Brazilian legal system and is accessible via the official LexML and Planalto archives.

## Key Facts
- **Official Title:** Lei nº 4018, de 16 de dezembro de 1961
- **Enactment Date:** December 16, 1961
- **Promulgating Authority:** Presidency of the Federative Republic of Brazil
- **Signatory:** João Goulart
- **Entity Type:** Statute (Formal written document / Legal act)
- **Jurisdiction:** Brazil
- **Place of Publication:** Brasília, Brazil
- **Language:** Brazilian Portuguese
- **Main Subjects:** Fees (Taxas), Change (Alteração), Maintenance (Manutenção)
- **Legal Citation:** Lei nº 4018/1961
- **LexML URN:** `urn:lex:br:federal:lei:1961-12-16;4018`
- **Official URL:** https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4018.htm
- **Wikidata ID:** Implied (associated with WikiProject Brazilian Laws)

## FAQs
**Who approved and promulgated Law No. 4018?**
The law was approved by the Presidency of the Federative Republic of Brazil and promulgated by President João Goulart on December 16, 1961.

**What are the primary subjects covered by this law?**
According to legal indexing, the main subjects of Law No. 4018 are fees (referred to as "Taxas" in Portuguese), changes ("Alteração"), and maintenance ("Manutenção").

**Where can the official text of this law be found?**
The full text is available in Brazilian Portuguese on the official Brazilian government portal at the Planalto website (https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4018.htm) and is referenced via the LexML identifier `urn:lex:br:federal:lei:1961-12-16;4018`.

**What type of legal document is Law No. 4018?**
It is classified as a **statute**, which is a formal written document that creates law. In the context of the Brazilian legal system, it functions as a manifestation of statutory law and a legal norm.

## Why It Matters
Law No. 4018 of December 16, 1961, matters as a specific manifestation of Brazilian statutory law during a pivotal political era. Enacted under President João Goulart, it represents the exercise of legislative authority in the federal republic of Brazil, specifically addressing administrative and financial mechanisms regarding fees and maintenance. As a statute, it embodies the "edict of government doctrine," serving as an official, public domain record of the rules governing Brazilian society at that time. Its inclusion in the LexML system and WikiProject Brazilian Laws underscores its enduring status as a verifiable node in the country's legal history and structured legal data.

## Notable For
- **Presidential Context:** Promulgated by João Goulart, a significant figure in Brazilian political history.
- **Statutory Classification:** Explicitly classified as a "statute," distinguishing it as a formal written document that creates law, distinct from broader legal concepts.
- **Structured Data Integration:** Notable for its integration into modern semantic web technologies, possessing a specific LexML URN and being a focus of WikiProject Brazilian Laws.
- **Specific Subject Focus:** Unlike broader constitutional amendments, this law is notably focused on specific administrative subjects: fees, changes, and maintenance.

## Body

### Legislative Definition and Authority
Law No. 4018 is a **statute**, defined as a formal written document enacted to create law. It operates as a subclass of "written work" and "rule," serving as the concrete manifestation of statutory law in Brazil. The authority for this law derives from the **Presidency of the Federative Republic of Brazil**. It was promulgated on **December 16, 1961**, by **João Goulart**, who served as the head of state. This legislative act functions as a legal norm within the Brazilian jurisdiction, applying to the entire federative republic.

### Historical and Geopolitical Context
The law was enacted and published in **Brasília**, the federal capital of Brazil. At the time of its passage in 1961, Brazil was operating under the constitutional framework of a federal republic. The enactment occurred during a period of significant political activity in Brazil, less than two years before the military coup of 1964. The document is written in **Brazilian Portuguese**, the official language of the country. As a legal work of the Brazilian government, it falls under the public domain, consistent with the "edict of government doctrine" which holds that official legal documents are not subject to copyright.

### Subject Matter and Scope
The law is indexed and defined by three primary main subjects:
- **Fee ("Taxas"):** Referring to financial charges or fiscal mechanisms.
- **Change ("Alteração"):** Indicating a modification of existing legal provisions.
- **Maintenance ("Manutenção"):** Referring to the upkeep or preservation of specific entities or services.

These keywords suggest the law functioned as an administrative measure, likely adjusting or establishing the financial maintenance of state functions through fees.

### Identification and Digital Access
The law is uniquely identified in Brazilian legal databases by the **LexML Brazil ID**: `urn:lex:br:federal:lei:1961-12-16;4018`. This Uniform Resource Name allows for the precise identification of the legal text within the context of the Semantic Web. The official text is digitally preserved and accessible to the public via the **Planalto Palace website** (`https://www.planalto.gov.br/ccivil_03/leis/1950-1969/l4018.htm`).

The entity is also tracked within the **WikiProject Brazilian Laws**, an initiative dedicated to organizing and structuring information about Brazilian legislation. Its status as a "statute" aligns it with the `https://schema.org/Legislation` class used in structured data, facilitating its indexing by search engines and knowledge graphs.

### Legal Classification and Properties
Structurally, Law No. 4018 is an instance of a "statute." It has "legal norm" as a part of its composition and is a result of "legislation." In terms of library and authority control, statutes in Brazil are generally cataloged under systems such as the Dewey Decimal system (342.057, 348.02), reflecting its nature as a legal document. Key properties associated with this entity include its country (Brazil), its application jurisdiction (Brazil), and its legal citation format: **Lei nº 4018/1961**.

## References

1. [Source](https://www.lexml.gov.br/urn/urn:lex:br:federal:lei:1961-12-16;4018)
2. [Source](https://legislacao.presidencia.gov.br/atos?tipo=LEI&numero=4018&ano=1961&data=16/12/1961&ato=c8cITWU5keVRVTc3e)