Brazil Government Opportunities

Motor vehicles, components, and accessories

Motor vehicles, components, and accessories

Pre-qualification for contracting a company to supply weed cutters, as well as spare parts, intended for the execution of public cleaning services in the municipality of Cariré-CE.

Prequalification for the construction of 20 CASAS, paving, REDE water supply, REDE electrical infrastructure, sanitary sewer, drilling, and accessibility, NA SEDE NO municipality of Coreaú—CE, pursuant to agreement 1103024-01/ CEF, Ministry DAS cities

Outsourced and continuous services for the production and maintenance of seedlings, providing human resources, in the Environmental Protection Areas (APAs) of Igarapé São Francisco and Lago do Amapá.

PEDIDO DE PROPOSTA: N.º RFP/BRA/2026/001 UNHCR RFP: 2754 CONTRATAÇÃO DE EMPRESA ESPECIALIZADA PARA ELABORAÇÃO DE PROJETO EXECUTIVO E CONSTRUÇÃO DE EDIFICAÇÃO LOCALIZADA EM BONFIM-RR

Adherence to Price Registration Act No. 051/2025 - in-person auction No. 051/2025, administrative process No. 15225/2025 of the municipality of NOVA Crixás, for the acquisition of 01 (ONE) Chevrolet PICK-UP to meet the needs of the municipal health FUND.

Contracting of a specialized company for the execution of the renovation work of a public building for the implementation of the Child Psychosocial Care Center – CAPS, located at Rua Gerônimo de Souza Santos, nº 20 – Vila Troncoso, in the municipality of Birigui, under the responsibility of the Health Department.

Pre-qualification for the construction of a BEACH TENNIS ARENA in the district of Ubaúna in the municipality of Coreaú/CE

Price list for the future and potential hiring of a specialized company to perform DAS OBRAS asphalt resurfacing EM various RUAS DA in the city of Paracatu - MG

Price list for the future and potential hiring of a specialized company to perform DAS OBRAS asphalt resurfacing EM various RUAS DA in the city of Paracatu - MG

Prequalification of interested companies NA preliminary selection for future contracting of a specialized company NA performance of urban paving engineering services EM cobblestones DAS RUAS: RUA felinto ALVES de MOURA, RUA francismarques SILVA de araújo, RUA francisco silveira, RUA josé soares DA CRUZ, RUA MARIA resende DOS santos, RUA odilon MAIAL, RUA PEDRO clementino nascimento, RUA SANTA ediwirgem, RUA SANTA madalena, RUA sebastião s. de oliveira e RUA

USO's Grant of Public Real Estate BEM to the Governador Valadares Regional Hospital

Provision of specialized engineering services for the preparation of studies and projects for the sectorization of the water supply system of the municipality of Cruzeiro do Sul, operated by the water and sewage service of the state of Acre – SANEACRE.

Hiring of an engineering firm to carry out PONTE and supply precast concrete elements for the construction of UMA PONTE SOBRE the Genúncia stream, NA ZONA RURAL, ENTRE RURAL, Paranhos Road, and RURAL, Genúncia Road (territorial boundaries ENTRE LOTES 249, 250, 256, and 257), in accordance with TERMO of Agreement No. 013/2026, signed ENTRE by the State Secretariat DA for Infrastructure and Logistics - SEIL and the Municipality of Floraí, State of Paraná

Hiring of a specialized company to carry out asphalt paving work on the rodovia DOS mineiros highway in the municipality of urussanga/SC, connecting the communities of rio carvão and santana, with a total length of 7.90 km, under program 2026014743. transfer of funds through an agreement using state government resources, under SGPE case number SCC 18374/2025, in accordance with the attached budget spreadsheet, physical-financial schedule, and basic design...

Sale of movable property DA UNIRV – university of RIO VERDE

Administrative concession of non-ASSISTANCE services, support and infrastructure for the operation of the primary health care network in the municipality, as well as reconstruction works on health units, without prejudice, as stipulated in the CONTRACT, to the execution of other mandatory investments and services, or the performance, by the concessionaire, of inherent, accessory or complementary activities, in accordance with the minimum guidelines and specifications contained in the CONTRACT and the ANNEXES.

Construction of an entrance gate and landscaping of the northern road access (BR–405) in the municipality of pau DOS ferros/RN

Hiring of a specialized company for the renovation and expansion of the primary health care center—UBS, sabino paulo da silva, in vila samaúma, in the municipality of mucajaí - RR, through proposals no. 09344.1400001/22-008 and no. 09344.1400001/23-016 signed with the ministry of health - MS

Hiring of a specialized company NA in the field of engineering to resume and complete DA the construction of a Proinfância daycare center TIPO 1, NO in the Andorinhas neighborhood, NO in the municipality of Presidente Olegário/ MG, Subject of Commitment AgreTERMO No. 202141464-1, entered into ENTRE between the National Development Agency (FUNDO) DA Education – FNDE and the municipality of Presidente Olegário

Hiring of a specialized firm to prepare preliminary studies, assess the condition of the building, and submit a proposal for restoration and expansion of the theater, including basic and detailed design plans, supplementary plans, and a budget spreadsheet—COM—the set of elements necessary and sufficient for the complete execution of the project—DA OBRA BENTO mossurunga. administrative proceeding no. 3345/2026

Implementation of an urban water supply system in the municipality of Placas/PA, referring to the commitment agreement nº 968223/2024/MCIDADES/CAIXA

Potable water transport and cleaning services using a high-pressure water jet.

Pre-qualification for price registration for the provision of conservation and maintenance services for urban infrastructure of public roads, retaining walls and sidewalks, with the supply of labor and materials to be carried out within the scope of the municipal public administration.

Prequalification of interested companies NA preliminary selection for the future hiring of a specialized company NA implementation, improvement, modernization, and optimization of the public lighting system, BEM COMO NA modernization DA stadium lighting PEDRO eulâmpio DA SILVA, NO municipality of São BENTO - PB, in accordance with the projects and specifications

Provision of specialized engineering services for the preparation of detailed engineering designs and complementary studies for the sewage system of the municipality of Cruzeiro do Sul/AC.

Hiring of a specialized company to provide materials and labor for the renovation and maintenance of the Dr. Henrique Mendes Pereira Municipal Stadium, pursuant to Memorandum of Understanding No. 100697/2026 entered into by the State of São Paulo, through the Secretariat of Government and Institutional Relations, and the Municipality of Santa Clara d’Oeste

Hiring of a specialized company to carry out DA the renovation project DA AV. OSMAR DEMENECK, comprising the implementation and/or adaptation of urban infrastructure, landscaping, active mobility, universal accessibility, recreational facilities, and complementary installations, in accordance with architectural designs, supplementary designs, descriptive specifications, drawings, and the project budget (volume 01), in compliance with the requirements of the municipal infrastructure secretariat...

Provide specialized services for the management and inspection of the renovation, adaptation and expansion work of the Museum of the Federal Supreme Court, Brazil

Construction of modules for the expansion of school units. The quotation must strictly adhere to the provisions established in the terms of reference.

Contracting for the construction of a new electrical substation, modernization and expansion of the electrical distribution network to all buildings of the Center for Letters and Arts (CLA), on the campus of the Federal University of the State of Rio de Janeiro (UNIRIO), located at Av. Pasteur 436 - Urca, RJ, under the terms and conditions listed in the tender and its annexes.

Contracting of a legal entity, under a turnkey contract (including materials and MAO from OBRA), for the construction and installation of REDE equipment and infrastructure WIFI, JUNTO AO at the toledo ghilardi cultural center ERACI, the nascente do progresso multi-sport gymnasium, and the menino DEUS school, as well as buildings ESTES owned by the municipality

DA Prequalification: Selection of a company to supply food items to meet the demand DA School meal program DA Secretariat of Education Policy of the Municipality of Campos SALES-CE

Hiring of a specialized contractor to build a municipal school to serve the vila serra dourada neighborhood in the municipality of mucajaí – RR, through federal parliamentary amendment 202542930007, under a lump-sum contract

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation of water supply in the municipality of Barreirinhas/MA, according to the guidelines, technical parameters and solutions indicated in the preliminary project, with resources from the commitment agreement nº 968346/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation, modernization, and complete automation of the water supply system (WSS) of São Luís/MA – Sacavém neighborhood, according to the guidelines, technical parameters, and solutions indicated in the preliminary project, with resources from commitment agreement no. 953280/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation of a water supply system in the municipality of Imperatriz/MA, according to the guidelines, technical parameters and solutions indicated in the preliminary project, with resources from the commitment agreement nº 969246/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation of a sewage system in the municipality of Barreirinhas/MA, according to the guidelines, technical parameters and solutions indicated in the preliminary project, with resources from the commitment agreement nº 968718/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation, modernization, and complete automation of the water supply system (WSS) of São Luís/MA, according to the guidelines, technical parameters, and solutions indicated in the preliminary project, with resources from commitment agreement no. 969247/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering firm to prepare the preliminary and detailed design documents, as well as to carry out the construction work and services necessary for the implementation of a water supply system in the urban area of the municipality of Coroatá, MA, in accordance with the guidelines, technical parameters, and solutions indicated in the preliminary design, using funds from Commitment Agreement No. 968361/2024/MCIDADES/CAIXA, signed with the State Secretariat of Government

Pre-qualification for the acquisition of consumable materials and permanent assets, intended for the performance of sporting, cultural, promotional and institutional activities, as well as operational and administrative support, to meet the needs of the Department of Culture, Tourism and Sports of the municipality of Groaíras-CE.

Prequalification of bidders who meet the eligibility requirements and conditions for participation in a future bid or in a bid linked to the “OBRAS” program, aimed at the construction of a bus terminal, a support center for neurodivergent individuals, and an integrated sports and cultural center in the municipality of Hidrolândia / CE

Selection of the most advantageous proposal for the renovation and expansion of the headquarters that will house the public prosecutor's offices of Gilbués-PI, located at Rua Anísio de Abreu, nº 43, Centro - Gilbués/PI, CEP: 64.930-000, according to the conditions, quantities and requirements established in the tender notice and its annexes.

The 2026 Open Singing Festival Competition will take place in two stages. The first stage will be held on July 22, 23, and 24, 2026, at the Maria Luiza de Matos Municipal Theater, Casa da Cultura, located at 322 Abramo Eberle Street, in the Cinquentenário neighborhood, in the municipality of Concórdia—SC The second stage will take place on November 28, 2026, at Rua Coberta, located on Leonel Mosele Street, across from Concórdia City Hall.

UNES 2556/2026 - Renovation and expansion works of the Federal Supreme Court Museum of Brazil

Integrated contracting of a company specializing in engineering, pursuant to Law No. 14,133/2021, for the preparation of basic and detailed design plans and the execution of construction work and services for the rehabilitation, modernization, and expansion of the water supply system (SAA) in the municipality of Miranda do Norte/MA, including the supply of all materials, equipment, labor, technologies, supplies, and services necessary for the full operationalization of the system, in accordance with Goal 1 (construction) of the memorandum of understanding

Integrated contracting of a specialized engineering company for the preparation of basic and executive projects, as well as the execution of works and services necessary for the implementation of a sewage system in the municipality of Itapecuru Mirim/MA, according to the guidelines, technical parameters and solutions indicated in the preliminary project, with resources from the commitment agreement nº 968720/2024/MCIDADES/CAIXA signed with the state government secretariat.

Integrated contracting of a specialized engineering firm to prepare the preliminary and detailed design documents, as well as to carry out the construction work and services necessary for the implementation of a water supply system in the urban area of the municipality of Itapecuru-Mirim, MA, in accordance with the guidelines, technical parameters, and solutions indicated in the preliminary design, using funds from Commitment Agreement No. 968359/2024/MCIDADES/CAIXA, signed with the State Secretariat of Government

Special services, specialized engineering services, and specialized construction projects

Hiring of a specialized company under a lump-sum contract for the execution of OBRAS improvement DA infrastructure DA São José I School, NA São José Avenue, Centro neighborhood, EM BOA VISTA do Buricá/ RS, in accordance with project specifications

Renovation, refurbishment, and expansion of the Antônio Amilcar da Silva Municipal School

Sale of BENS unusable movable property belonging to AO the municipality of camacho/ MG, via public auction, NA FORMA electronic, PELO at the discretion of MAIOR LANCE by LOTE/ITEM, including motor vehicles, heavy machinery, and agricultural implements, classified, according to LAUDO the appraisal, COMO as uneconomical or irreparable, NO in the condition EM in which SE they are found. OS BENS SEREM alienated FORAM previously assessed PELA BENS furniture assessment commission, established PELO...

Accreditation of a company to supply fuel and fuel additives for the municipal fleet.

Accreditation of legal entities for future acquisitions/supply of meals in the municipality of Cascavel, to serve drivers and other employees working there.

Hiring of a specialized company to carry out OBRA the construction and asphalt paving DA of the municipal highway MT-404, known as the Henrique Adolfo Ferronato Highway, NO the section running ENTRE from the intersection COM to BR-163 and KM 08 DA of said highway, COM with an approximate length of 8. 00 KM, NO in the municipality of Sorriso – MT, as per the attached projects, budget spreadsheets, and other documents EM

Special Services, Special Engineering Services, and Special Construction Projects

The 25th Fine Arts Exhibition organized by the Porto Alegre City Council aims to encourage, showcase, and promote contemporary visual art in the fields of painting, drawing, printmaking, photography, sculpture, ceramics, object art, installation, digital art, video, and other media, through a selection process, awards, and a subsequent group exhibition of the works at the Aloísio Filho Palace

The sale of the property located at PLENO in the urban area owned by the municipality DA in the tourist resort of Olímpia, situated at NA on João Custódio Sobrinho Road, at the corner of COM the extension of DA RUA Attala Tomé, NO in the Vivendas neighborhood COTE GIL, CUJA VENDA will be conducted by VALOR IGUAL or higher AO at the minimum price specified NO in Municipal Decree NO. 9, 881, dated January 28, 2026

Hiring of a specialized company to provide advertising services to the direct administration of the municipality of Belo Horizonte, local authorities, and foundations, comprising a set of integrated activities aimed at the study, planning, conceptualization, design, creation, in-house production, coordination, and supervision DA outsourced production, and distribution of advertising AOS media and other MEIOS dissemination channels, COM with the aim of meeting AO principles

Procurement of advertising services provided through UMA advertising agency, comprising the integrated set of activities aimed at the study, planning, conceptualization, design, creation, internal execution, intermediation, and supervision DA external execution, and the distribution of advertising AOS media and other MEIOS means of dissemination, COM with the aim of fulfilling AO the principle DA of advertising, BEM COMO AO the right to information, and to disseminate IDEIA

Contracting internet access services to meet the needs of various autonomous agencies and departments of the municipality of Amontada/CE.

Hiring of a company specializing in civil construction to carry out the renovation and expansion of the Raio de Sol early childhood education center, with a total area of 871.57 m², including the provision of labor, materials, equipment, and other necessary supplies, in accordance with the specifications set forth in the basic design, project description, physical-financial schedule, and budget spreadsheet, in compliance with the requirements of the municipal department of education of the...

Hiring of a company specializing in civil construction to carry out the renovation and expansion of the jari edgar zambiasi municipal school, with a total area of 330.26 m², including the provision of labor, materials, equipment, and other necessary supplies, in accordance with the specifications set forth in the basic design, descriptive report, physical-financial schedule, and budget spreadsheet, in compliance with the requirements of the municipal department of education of the municipality...

Hiring of a specialized company to perform engineering services for the maintenance and upkeep of local roads EM in the RURAL area, consisting NA of the restoration of the primary pavement, to be carried out NO in the municipality of glória de dourados/ MS, EM in accordance with COM parliamentary amendment 202541810005-NELSINHO TRAD and PLANO action 09032025-080663/2025, aiming to meet the demands DA municipal secretariat of infrastructure and water

Pre-qualification for contracting a company for the construction of a secondary road with the addition of primary surfacing on the stretch connecting BR 222 to the community of Santana, rural area of the municipality of Frecheirinha/CE, according to agreement no. 978398/2025 - transferegov.BR no. 046728/2025 of the Ministry of Agriculture.

Hiring of a specialized company to perform engineering services for the restoration and functional rehabilitation of the primary pavement of local roads, EM in accordance with COM funding agreement NO. 5004007/2025, signed ENTRE by Itaipu Binacional and the municipality of Glória de Dourados/ MS, aimed at meeting the municipality’s needs, in accordance with the conditions, quantities, and requirements established NO in the public notice and SEUS in the annexes

CP 005 2026 hiring of a specialized company to perform DOS asphalt resurfacing and urban signage services VIAS NA VILA IRENE EM SAO ROQUE SP FASE 3

Advertising services provided through an advertising agency, comprising a range of integrated activities aimed at conducting research, planning, conceptualization, creation, in-house execution, coordination and supervision of external execution, and distribution of advertising campaigns to the city council’s target audiences

Pre-qualification for the hiring of a specialized company for the execution of the construction work of the base for the mobile emergency medical service - SAMU, in the municipality of Frecheirinha/CE.

Contracting of specialized technical services to support the development of activities within the department's competence, especially those related to urban land regularization of social interest – reurb-s – OTHER specifications AS PER THE NOTICE

Selection and hiring of an engineering and/or construction company to select the most advantageous bid, under a lump-sum contract (including materials and skilled labor), for the execution of asphalt paving work on antônio prado avenue

Construction DA BASE Decentralized Mobile Emergency Medical Service (SAMU), COM Area TOTAL of 192.26 m²

Hiring of a specialized company for the preparation of a study and project for structuring and modernization works aimed at preventing natural disasters, including the implementation of a linear park in the urban area of the municipality of Cacoal/RO.

Pre-qualification for contracting a specialized company to execute the paving project on various public roads in the municipality of Groaíras-CE, within the scope of MAPP 6152, according to agreement nº 003/CIDADES/2026, linked to the Secretariat of Infrastructure, Works and Public Services, in accordance with the budget attached to the tender.

Pre-qualification for contracting a specialized company to provide services for the collection and transportation of household and commercial solid waste, collection and transportation of waste from street sweeping, weeding, rubble, bulky waste, and pruning waste, as well as the execution of street sweeping services in the municipality of Groaíras-CE, including the transportation and environmentally sound final disposal of the collected waste, according to the budget attached to the tender.

Pre-qualification for price registration for the execution of a project, manufacturing, delivery, and installation of custom-made furniture, per square meter (m²), in MDF (Medium Density Fiberboard), with all necessary components, accessories, and structures, intended to meet the demands of various departments of the municipality of Groaíras-CE.

This auction is being held TEM pursuant to a prior assessment conducted PELA by the permanent special evaluation committee of BENS appointed PELA by ordinance no. 163/2025 NA ATA 001/2025, for the sale of vehicles and BENS other unusable assets belonging to the municipality of Palotina/ PR

Acordo de Longo Prazo (LTA) para a prestação de serviços de planejamento e compra de espaço de mídia para campanha de arrecadação de recursos por DRTV

1.1. Prequalification of food items to meet the demands DAS units DA Taiobeiras City Hall

Pre-qualification for contracting a company to execute the project for the construction of a ford over the Seco stream, at the spillway of the Dr. José de Sá dam, in the city of Cariré-CE, according to the project attached to the tender.

Pre-qualification for the construction of the Manoel Bezerra Fortaleza Elementary and Middle School in the Quixariú district, in the municipality of Campos Sales/CE.

Ref.: this call for bids is intended for the selection and hiring of an advertising agency to provide advertising services to the municipal government of são joão do sul, in accordance with the specifications and other conditions set forth in this notice and its attachments, which form an integral part of this call for bids

Sale of real property located at AO in the municipality of Águas de Lindóia, identified as DA, registration NO. 5, 544, duly registered at JUNTO AO with the real estate registry office and annexes DA in the district of Águas de Lindóia, and listed NO in the municipal cadastre under NO. 1.01.079.0061.001, being SE LIVRE and free of any encumbrances, as per the updated certificate DA registration ANEXA NESTE instrument

Hiring of a specialized company, under a turnkey contract POR at a lump-sum price, including labor and materials, for the execution of construction and engineering services aimed at the rehabilitation of local roads in the municipality of constantina/RS, using funds from agreement FPE no. 657/2025,

Procurement of advertising services provided through an advertising agency, on behalf of the municipality of guaratuba/PR, which includes the study, planning, conceptualization, design, creation, internal execution, coordination and supervision of external execution, and distribution of advertising to media outlets and other means of dissemination, with the aim of disseminating ideas or informing the general public

CP 011 2026 hiring of a specialized company to perform DOS asphalt resurfacing and urban signage services VIAS NO jardim mosteiro NO municipality of SAO ROQUE SP

Contracting of a specialized company for the supply and execution of a complete public lighting retrofit solution, according to the technical cooperation agreement no. 4600029532 signed with COPEL Distribuição S.A. (public call PEE COPEL 008/2023), under a lump-sum contract, as per the specifications of this tender and its annexes.

Pre-qualification for contracting a specialized company for the rental of vehicles, machinery, and equipment, including the provision of drivers/operators, fuel, lubricants, and all preventive and corrective maintenance, under a lump-sum contract, to meet the needs of the municipality of Piracicaba/SP.

To grant a permit for the provision of public services for the handling and storage of goods at a dry port, for a term of 25 (twenty-five) years, which may be extended for an additional 10 (ten) years, pursuant to Article 1, paragraph 2, of Law No. 9,074, dated July 7, 1995, for cargo consisting predominantly of general cargo, to be located in the municipality of Juiz de Fora, MG, in accordance with the conditions set forth in the public notice and its attachments

The subject of this bid TEM is: the provision of advertising services for the implementation of integrated activities that enable the study, planning, conceptualization, design, creation, internal execution, coordination, and supervision DA external execution, and NA distribution of advertising AOS media outlets and other MEIOS promotional channels

Hiring of a specialized company for the construction of two access control and security guard booths on the Cuiabá campus of the Federal University of Mato Grosso, including civil works, foundations, electrical installations, finishes, and other services necessary for full operation.

Hiring of one (1) advertising agency to provide ongoing services in the fields of advertising and publicity, to carry out a range of integrated activities aimed at the research, planning, conceptualization, design, creation, in-house production, coordination, and supervision of external production, as well as the distribution of advertising to media outlets and other channels of dissemination, with the aim of promoting initiatives, programs, services, and campaigns

Hiring of a specialized company to perform asphalt paving work OBRA SOBRE VIAS currently paved COM PEDRA uneven, EM area TOTAL of 69, 094.96 m², in accordance with the designs, project specifications, and other technical documents EM ANEXO, EM customer service AO agreement no. 2122/2025 - SECID

Procurement of advertising services provided through UMA advertising agency, comprising the integrated set of activities aimed at the study, planning, conceptualization, design, creation, internal execution, intermediation, and supervision DA external execution, and the distribution of advertising AOS media and other MEIOS means of dissemination, COM with the aim of fulfilling AO the principle DA of advertising, BEM COMO AO the right to information, and to disseminate IDEIA

The purpose of this bid is to award a contract for “OBRA CIVIL” COM complete execution by PARTE DA the bidder, under a “lump-sum contract” arrangement, including the supply of materials and labor OBRA, based on EM technical engineering designs, cost estimates, and a descriptive specification, for the expansion of the DA city council building, COM the construction of four NOVAS SALAS administrative offices and a winter garden, ASSIM COMO the renovation of COPA, SALA DA the mayor’s office and the...

Accreditation for hiring a company specialized in advertising placements in media outlets, mainly radio and electronic media (advertising websites).

auction for the sale of various items deemed unusable, in their current condition and because they are no longer fit for their intended purpose, as stated in the technical appraisal report on unusable movable property of the municipality of querência MT

Pre-qualification for price registration aimed at the future and eventual acquisition of sets of desks, cafeteria sets, and school chairs, intended to meet the needs of schools in the municipal public education network and other educational centers linked to the municipal education department of Cariré-CE.

Prequalification for price registration for the selection of a company for the future and potential purchase of school furniture, in accordance with COM, based on the needs of DA, Municipal Department of Education of the Municipality of Saboeiro / CE