CROSS-STANDARD public interest · Battery energy storage (BESS)

China-to-Brazil BESS Compliance Gap Matrix

AI-compiled from official public sources — cross-checked by multiple AI models, not human-verified. Informational only; see disclaimer. Public-interest, source-linked comparison of common China battery energy storage system documentation against Brazilian ABNT NBR IEC 62619 safety requirements (project/grid-access specification; INMETRO compulsory scope for complete stationary BESS unconfirmed as of mid-2026), ANEEL REN 1000/2021 grid-connection, Anatel wireless homologation (if radio modules integrated), ANTT dangerous-goods transport, and SBAC market-access requirements.

Dataset 2026-06-11 Last verified 2026-06-12 7 rows

Compliance Gap Matrix

Gap matrix
Compliance item Common China baseline Brazil (INMETRO / ANEEL) Gap / action Source + verification date
Market Access and Conformity — INMETRO OCP Process, SBAC, and Labeling China's CCC (China Compulsory Certification / 强制性产品认证 / 3C认证) scheme is administered by CNCA (Certification and Accreditation Administration of China) and requires mandatory certification for products listed in the CCC catalogue before domestic sale or import into China. BESS (stationary) had not been confirmed in the CCC catalogue as of mid-2026 (see safety fragment). The CCC process involves testing by CNAS-accredited labs and factory inspection. CCC certificates and marks have no legal recognition in Brazil. Chinese exporters must treat INMETRO as a parallel, independent certification pathway with no mutual recognition pathway.CCC (China Compulsory Certification / 强制性产品认证) — administered by CNCA; domestic China market-access requirement
CNCA-00C-005 — General rules for CCC certification (and product-specific implementation rules)
Products subject to INMETRO compulsory certification must be certified through an INMETRO-accredited OCP (Organismo de Certificação de Produtos) before importation or sale in Brazil. The process is governed by RGCP — Portaria INMETRO 200/2021 (Requisitos Gerais de Certificação de Produtos), which establishes the general product certification framework including application, technical file review, factory audit (if required), laboratory testing, certificate issuance, and ongoing surveillance. The INMETRO conformity mark (Marca de Conformidade) must be affixed to certified products per Portaria INMETRO 274/2014. The SBAC (Sistema Brasileiro de Avaliação da Conformidade) is the overarching framework that encompasses INMETRO's compulsory and voluntary certification programs, Anatel homologation, ANVISA (health products), and ANAC (aviation equipment). For BESS, the relevant regulatory pillars are ANEEL/ANTT (grid and transport — confirmed applicable) and Anatel (if wireless modules are integrated). IMPORTANT: No confirmed INMETRO compulsory certification scheme (portaria/RAC) for complete stationary BESS units could be verified as of mid-2026; ABNT NBR IEC 62619 / IEC 62933-5-2 may apply by project specification or as a condition of ANEEL grid access, but not as a confirmed INMETRO compulsory certification requirement. Verify the current INMETRO portaria registry (inmetro.gov.br) before treating stationary BESS as a compulsorily certified product category. All product documentation including user manuals, safety labels, and installation instructions must be in Portuguese for market access in Brazil. CCC (China Compulsory Certification) marks and CE marks have no legal standing in Brazil.Portaria INMETRO no. 200/2021 — RGCP (Requisitos Gerais de Certificação de Produtos — general product certification requirements)
Portaria INMETRO no. 274/2014 — Rules for use of INMETRO conformity identification seals/marks
Lei no. 9.933/1999 — Establishes INMETRO compulsory certification legal framework
SBAC — Sistema Brasileiro de Avaliação da Conformidade (overarching framework)
No mutual recognition agreement (MRA) exists between Brazil's INMETRO/SBAC and China's CCC/CNCA for BESS or related electrical equipment. Chinese CCC certificates, CE marks, UL listings, and test reports from Chinese CNAS labs do not provide automatic INMETRO certification. CRITICAL CAVEAT: As of mid-2026, no confirmed INMETRO compulsory certification portaria/RAC for complete stationary BESS units has been verified — the applicability of the INMETRO compulsory scheme to stationary BESS must be confirmed with INMETRO DCONF or a Brazilian OCP before assuming a certification obligation exists. Where an applicable portaria is confirmed, Chinese exporters must: (1) identify the applicable INMETRO portaria and RAC for the BESS product category; (2) engage an INMETRO-accredited OCP; (3) arrange testing at a CGCRE-accredited laboratory (or foreign ILAC-recognised lab where accepted by the OCP); (4) undergo factory audit if required; (5) obtain the INMETRO certificate and affix the INMETRO mark before importation; (6) prepare all product documentation, manuals, and safety labels in Portuguese. The typical certification timeline is 6–12 months for a new product. Importers must hold a valid Brazilian importer registration (CNPJ). ABNT NBR IEC 62619 / IEC 62933-5-2 compliance may still be required by project specifications or ANEEL grid-access rules regardless of INMETRO compulsory status.[INFORMATIONAL — UNVERIFIED SCOPE] No confirmed INMETRO compulsory certification scheme for complete stationary BESS units has been verified as of mid-2026. Verify the current INMETRO portaria scope with INMETRO DCONF or a Brazilian OCP before assuming a compulsory certification obligation. No mutual recognition pathway exists between Chinese CCC/CNCA and Brazilian INMETRO/SBAC. ABNT NBR IEC 62619 / IEC 62933-5-2 compliance may be required independently by project specifications or ANEEL grid-access rules. All product documentation must be in Portuguese. CCC marks and CE marks carry no legal weight in Brazil. INMETRO — Instituto Nacional de Metrologia, Qualidade e Tecnologia2026-06-12 · unverified
EMC and Wireless Module Approval — Anatel Homologation (applicable only if wireless/radio module integrated) In China, radio frequency (RF) equipment must be type-approved by MIIT (Ministry of Industry and Information Technology) via SRRC (State Radio Regulation of China) radio type approval. BESS systems with wireless monitoring modules additionally require CNAS EMC lab testing to GB/T 17626 (EMC immunity) and GB/T 9254 / GB 4343 (emissions) series standards. CCC (3C) certification for radio transmission equipment under MIIT is distinct from Anatel homologation and is not recognised in Brazil.SRRC radio type approval (MIIT — State Radio Regulation of China) — mandatory for wireless devices in China
GB/T 9254 — 信息技术设备的无线电骚扰限值和测量方法 (EMC emissions for IT equipment)
GB/T 17626 series — 电磁兼容 试验和测量技术 (EMC immunity test and measurement methods)
Any BESS that incorporates a wireless communications module (Wi-Fi, cellular/LTE/5G, Zigbee, LoRa, Bluetooth, or other radio technology) for monitoring, remote control, or BMS telemetry must obtain Anatel (Agência Nacional de Telecomunicações) homologation for that radio module before the product can be legally placed on the Brazilian market. Anatel homologation is governed by Resolução Anatel 715/2019 and subsequent Acts (Atos) that define conformity assessment procedures and technical requirements per product category. BESS PCS/inverters that include an onboard wireless interface fall under Anatel's scope as Produtos para Telecomunicações (telecommunications products). If the wireless module is a separately homologated third-party module already listed in Anatel's homologated product database (MOSAICO), the system integrator may be able to rely on the module's existing homologation provided the installation meets Anatel rules — verify with an accredited Brazilian OCD (Organismo de Certificação Designado) before claiming module-level coverage. EMC emissions requirements for the non-radio portions of the BESS (conducted and radiated emissions) are referenced via ABNT NBR CISPR standards aligned with CISPR 11 (industrial equipment emissions).Anatel Resolução 715/2019 — Regulamento de Avaliação da Conformidade e de Homologação de Produtos para Telecomunicações
ABNT NBR CISPR 11 — Equipamentos industriais, científicos e médicos (ISM) — Características de perturbação de radiofrequência (Brazilian adoption of CISPR 11; exact edition — verify with ABNT catalog)
Anatel MOSAICO database — https://www.anatel.gov.br/consumidor/homologacao-de-produtos (homologated product registry)
Chinese SRRC radio type approval and MIIT/CCC wireless certification are not accepted by Anatel. Any wireless module embedded in a Chinese BESS must obtain a separate Anatel homologation before the product can legally enter the Brazilian market. If using a third-party module already homologated by Anatel, verify module-level coverage rules with a Brazilian OCD. EMC test reports from Chinese CNAS labs to GB/T standards are not automatically accepted for ABNT NBR CISPR compliance — testing at an INMETRO/Anatel-recognised laboratory may be required.[INFORMATIONAL — CONDITIONAL] Anatel homologation applies ONLY if the BESS integrates a wireless/radio/telecom module. A BESS with no integrated radio capability is not subject to Anatel homologation; no confirmed general BESS EMC compulsory certification route has been verified for non-radio BESS. Where wireless modules are present: Chinese SRRC or MIIT/CCC wireless approvals are not accepted by Anatel. Verify whether the module is already Anatel-homologated via the MOSAICO database; if not, budget 3–6 months for homologation through a Brazilian OCD before shipment. Anatel — Agência Nacional de Telecomunicações2026-06-12 · unverified
Fire Safety and Installation Requirements — ABNT NBR Standards and Civil Defence China addresses BESS fire safety through GB/T 42288-2022 (Safety Code for Electrochemical Energy Storage Stations, effective July 1, 2023), which covers automatic fire suppression system design, BMS linkage to detection systems, and emergency procedures for utility-scale and commercial BESS stations. Additionally, GB 50016 (Code for Fire Protection Design of Buildings) and local fire-bureau approvals govern facility-level fire safety. Chinese BMS linkage requirements under GB/T 42288 are an operational safety code, not a fire propagation test standard, and do not generate the system-level fire propagation data expected by Brazilian state civil-defence authorities.GB/T 42288-2022 — 电化学储能电站安全规程 (Safety Code for Electrochemical Energy Storage Stations; effective July 1, 2023)
GB 50016 — 建筑设计防火规范 (Code for Fire Protection Design of Buildings)
Brazil does not yet have a single national ABNT NBR standard dedicated exclusively to BESS fire safety and installation equivalent to NFPA 855 (US). Fire safety requirements for BESS installations in Brazil are drawn from multiple sources: (1) state-level civil defence fire codes issued by each state's fire brigade (Corpo de Bombeiros), which individually regulate ESS installations — the most influential is CBPMESP (São Paulo) Technical Instruction IT 43 or equivalent, which governs fire safety in facilities with energy storage; (2) ABNT NBR 5410 (low-voltage electrical installations), NBR 14039 (medium-voltage), and ABNT NBR 17019, which govern general electrical installation safety around BESS; (3) IEC 62933-5-2:2020 system-level safety requirements (see safety fragment), or a project-specific ABNT adoption/reference to IEC 62933-5-2 where required by the owner, utility, or fire authority. Chinese BESS exporters must obtain clearance from the local Corpo de Bombeiros for the installation state before commissioning. Requirements vary by state — São Paulo, Minas Gerais, Rio de Janeiro, and Bahia each have separate technical instructions that may reference different separation distances, suppression system mandates, and documentation requirements. [State technical instructions are administrative documents — verify current edition with the relevant state Corpo de Bombeiros before commissioning.]ABNT NBR 5410 — Instalações elétricas de baixa tensão (general low-voltage installation safety)
ABNT NBR 14039 — Instalações elétricas de média tensão
ABNT NBR 17019 — Electrical installations using photovoltaic systems and related installation practices where applicable to project design
CBPMESP IT 43 (or state equivalent) — Instrução Técnica for storage facilities with energy storage systems [administrative; verify current edition with the relevant Corpo de Bombeiros]
IEC 62933-5-2:2020 — Safety requirements for grid-integrated electrical energy storage systems (system-level fire/thermal), or project-specific ABNT adoption/reference where required
Brazil's fire safety requirements for BESS are administered at state level by individual Corpo de Bombeiros bodies, and there is no single national standard equivalent to NFPA 855. Chinese BESS installations must obtain fire clearance from the relevant state civil-defence authority before commissioning — a process that requires Brazilian-specific documentation (risk assessments, suppression system design, BMS safety plans) produced in Portuguese. Chinese GB/T 42288-2022 fire safety documentation does not automatically satisfy Brazilian Corpo de Bombeiros requirements. Separation distances, suppression system mandates, and emergency-response plan requirements may differ significantly from Chinese regulations, particularly for lithium-ion BESS. The absence of a standardised national BESS fire code in Brazil creates state-by-state variability that increases compliance burden.[INFORMATIONAL] Chinese fire-safety documentation (GB/T 42288-2022 compliance reports, local fire-bureau approvals) does not satisfy Brazilian Corpo de Bombeiros requirements. Engage a Brazilian fire-safety consultant to prepare Portuguese-language risk assessments and suppression system designs meeting the specific requirements of the installation state's civil-defence authority before BESS commissioning. Associação Brasileira de Normas Técnicas (ABNT); state Corpo de Bombeiros bodies2026-06-12 · unverified
Grid-Connection for Distributed BESS — ANEEL REN 1000/2021 and Lei 14.300/2022 China's grid-connected BESS framework is governed by State Grid Corporation and China Southern Power Grid technical specifications, the National Energy Administration (NEA) approval process, and GB/T 36558-2022 (General Technical Requirements for Electrochemical Energy Storage Systems Connected to Power Systems). Grid frequency in China is 50 Hz (Brazil uses 60 Hz); distribution voltage levels are 220/380 V (Brazil uses 127/220 V for low-voltage residential/commercial). These fundamental electrical differences require hardware redesign and re-validation of the PCS/inverter for the Brazilian grid.GB/T 36558-2022 — 电力系统电化学储能系统通用技术条件
Q/GDW 1480-2015 — 国家电网分布式电源接入电网技术规定 (State Grid distributed source connection standard)
GB/T 19964:2012 — 光伏发电站接入电力系统技术规定 (referenced for PCS grid interface)
ANEEL Normative Resolution 1000/2021 (which consolidated and superseded REN 482/2012 and REN 687/2015) governs all distributed energy resources — including BESS — connected to the Brazilian distribution grid up to 5 MW. The resolution requires: (1) application to the local distribution utility (DISCO) for grid access; (2) technical adequacy review against DISCO technical standards; (3) metering compliant with ANEEL metering rules; (4) PCS/inverter holding a valid INMETRO certificate where one is required for the equipment type. Lei 14.300/2022 (Marco Legal da Micro e Minigeração Distribuída) establishes the legal framework for distributed generation/storage including BESS. For utility-scale BESS above 5 MW connected to the transmission or sub-transmission network, ANEEL's general grid procedures (PRODIST — Procedimentos de Distribuição de Energia Elétrica no Sistema Elétrico Nacional) and individual ANEEL connection authorisations apply. The PCS/inverter used with BESS must meet ABNT NBR 16149 (grid connection characteristics) and NBR 16150 (conformity test procedures) in addition to the INMETRO certification requirement.ANEEL Resolução Normativa 1000/2021 — Regras de Prestação do Serviço Público de Distribuição de Energia Elétrica (consolidates distributed-generation rules including BESS)
Lei 14.300/2022 — Marco Legal da Micro e Minigeração Distribuída
ABNT NBR 16149:2013 — Grid connection characteristics (PCS/inverter interface)
ABNT NBR 16150:2013 — Conformity test procedures for grid connection characteristics
PRODIST — Procedimentos de Distribuição de Energia Elétrica no Sistema Elétrico Nacional (ANEEL grid procedures)
CRITICAL GAP: Brazil operates at 60 Hz (China: 50 Hz) and 127/220 V low-voltage distribution (China: 220/380 V). Chinese BESS PCS/inverters designed for the Chinese grid must be hardware-adapted and re-tested to ABNT NBR 16149/16150 at an INMETRO-accredited laboratory before grid connection in Brazil. Chinese GB/T 36558-2022 compliance and State Grid approval documents are not accepted by ANEEL or Brazilian DISCOs. The BESS must be registered under the ANEEL REN 1000/2021 access procedure through the local DISCO, with the PCS/inverter model listed in the INMETRO certified product registry where certification exists.[INFORMATIONAL] Chinese BESS equipment must be hardware-adapted for Brazil's 60 Hz / 127-220 V grid and re-tested to ABNT NBR 16149 / NBR 16150. Grid access registration under ANEEL REN 1000/2021 must be completed through the local DISCO for each installation. Chinese grid-approval documents and GB/T 36558 compliance reports are not accepted by Brazilian authorities. Agência Nacional de Energia Elétrica (ANEEL)2026-06-12 · unverified
Cell and System Safety — ABNT NBR IEC 62619 and INMETRO Certification Scope (unconfirmed for complete BESS) China mandates GB 36276-2023 (Safety Requirements for Lithium-Ion Battery for Electrical Energy Storage) for lithium-based stationary storage batteries at the cell and module level. This is a mandatory national standard (强制性国家标准) enforced by SAMR and the National Energy Administration. Testing is performed by CNAS/CMA-accredited laboratories. While IEC 62619 and GB 36276 share technical lineage, the test protocols, pass/fail criteria, and certification bodies differ. Chinese GB 36276-2023 test reports from CNAS labs are not directly accepted by Brazilian OCP bodies or INMETRO.GB 36276-2023 — 电力储能用锂离子蓄电池 (Safety requirements for lithium-ion battery for electrical energy storage — mandatory)
GB/T 36558-2022 — 电力系统电化学储能系统通用技术条件 (General technical requirements for electrochemical energy storage systems — recommended)
Battery energy storage systems (BESS) sold in Brazil must comply with ABNT NBR IEC 62619 (Safety requirements for secondary lithium cells and batteries for use in industrial applications), which is the Brazilian adoption of IEC 62619. As of mid-2026, INMETRO has not published a dedicated compulsory certification portaria specifically for stationary BESS systems equivalent to the PV-inverter Portaria 140/2022. However, stationary BESS products intended for grid-connected or commercial/industrial use are subject to general INMETRO product safety oversight, and several Brazilian distribution utilities and project developers require evidence of testing to ABNT NBR IEC 62619 as a condition of project approval. Importers should verify with INMETRO's DCONF whether a product-specific RAC (Regulamento de Avaliação da Conformidade) exists or is in development for BESS as of the date of import. [Note: INMETRO's compulsory scope for BESS is actively evolving — verify at inmetro.gov.br before acting.]ABNT NBR IEC 62619 — Acumuladores e pilhas secundários — Requisitos de segurança para uso em aplicações industriais (Brazilian adoption of IEC 62619; exact ABNT edition year — confirm with ABNT catalog)
IEC 62619:2022 — Safety requirements for secondary lithium cells and batteries for use in industrial applications
Lei no. 9.933/1999 — Establishes INMETRO compulsory certification framework
Portaria INMETRO no. 200/2021 (RGCP — general product certification requirements)
GB 36276-2023 certifications are not accepted as equivalent to ABNT NBR IEC 62619 compliance by Brazilian project stakeholders or INMETRO. Chinese BESS exporters must arrange testing to ABNT NBR IEC 62619 (and the system-level IEC 62933-5-2 where required) through CGCRE-accredited laboratories or via an INMETRO-accredited OCP. Additionally, INMETRO's compulsory scope for BESS is evolving — a product-specific RAC may be published requiring a formal certificate before import; verify INMETRO's current portaria registry before shipment. No mutual recognition agreement exists between Chinese CNAS-accredited labs and Brazilian CGCRE-accredited labs for this product scope.[INFORMATIONAL] Chinese GB 36276-2023 certification does not satisfy Brazilian ABNT NBR IEC 62619 requirements. Testing through a CGCRE-accredited laboratory is required. Separately, monitor INMETRO's portaria registry for any new compulsory certification requirement specific to BESS before import. Verify the current INMETRO status with a Brazilian OCP before shipment. INMETRO — Instituto Nacional de Metrologia, Qualidade e Tecnologia2026-06-12 · unverified
System-Level Safety — IEC 62933-5-2 and ABNT Adoption GB/T 36558-2022 (General Technical Requirements for Electrochemical Energy Storage Systems Connected to Power Systems) is the closest Chinese national standard for grid-connected BESS at the system level. It covers electrical performance, protection, communication, and safety functions. It is a recommended (GB/T) standard but is effectively mandatory for grid-connected projects due to its incorporation in State Grid and China Southern Power Grid connection agreements. No Chinese national standard includes a thermal runaway propagation test at the system/installation level equivalent to IEC 62933-5-2 Annex B.GB/T 36558-2022 — 电力系统电化学储能系统通用技术条件
GB/T 34131-2023 — 电化学储能电站用电池管理系统技术规范 (Battery Management System technical specification)
IEC 62933-5-2 (Safety requirements for grid-integrated electrical energy storage systems) defines system-level safety requirements for BESS, including hazard identification, risk assessment, thermal runaway propagation prevention, and installation safety. Brazil adopts IEC standards through ABNT; where an ABNT NBR adoption of IEC 62933-5-2 exists, it is the applicable national reference. Large-scale BESS projects in Brazil are additionally subject to ANEEL technical resolutions and ABNT standards for electrical installations (NBR 5410 for low voltage; NBR 14039 for medium voltage). Brazilian project developers and distribution utilities increasingly reference IEC 62933-5-2 in technical specifications for BESS procurement contracts. [Verify the exact ABNT NBR adoption edition of IEC 62933-5-2 with ABNT catalog before citing.]IEC 62933-5-2:2020 — Safety requirements for grid-integrated electrical energy storage systems
ABNT NBR IEC 62933-5-2 [verify edition with ABNT catalog] — Brazilian adoption of IEC 62933-5-2
ABNT NBR 5410 — Instalações elétricas de baixa tensão (low-voltage electrical installations)
ABNT NBR 14039 — Instalações elétricas de média tensão (medium-voltage electrical installations)
GB/T 36558-2022 compliance reports are not accepted as evidence of conformity with IEC 62933-5-2 requirements by Brazilian project stakeholders. System-level thermal runaway propagation testing (IEC 62933-5-2 Annex B) has no Chinese national equivalent, creating a specific test gap. Chinese BESS exporters must conduct system-level risk assessments and testing to IEC 62933-5-2 (and where adopted, its ABNT NBR version) through CGCRE-accredited or ILAC-recognised laboratories accepted by the relevant Brazilian OCP or project owner.[INFORMATIONAL] Chinese GB/T 36558-2022 compliance does not satisfy system-level IEC 62933-5-2 requirements referenced in Brazilian BESS project specifications. Conduct system-level testing to IEC 62933-5-2 through a CGCRE-accredited laboratory. Verify the current ABNT NBR adoption edition of IEC 62933-5-2 with the ABNT catalog before testing. International Electrotechnical Commission (IEC); ABNT2026-06-12 · unverified
Dangerous Goods Transport — UN 38.3 Testing and ANTT Road/Rail Requirements China requires lithium battery transport compliance under the GB/T 28164 series (packaging and transport requirements for lithium batteries) and JT/T 617 (road transport of dangerous goods). UN 38.3 test compliance is also required for international export from China. Chinese lithium-battery exporters typically hold UN 38.3 test reports from CNAS-accredited or IECEE CB Scheme designated labs. However, Safety Data Sheets must be adapted to Portuguese (FISPQ) for Brazil, and packaging marks and documentation must comply with Brazilian ANTT and IMDG requirements for the Brazilian leg of transport.GB/T 28164 — 含碱性或其他非酸性电解质的蓄电池和蓄电池组的运输 (transport of rechargeable lithium batteries)
JT/T 617 — 道路运输危险货物 (Road transport of dangerous goods — series of Chinese transport safety standards)
UN 38.3 — required for international lithium battery export from China
Lithium-ion batteries and systems (including BESS) are classified as dangerous goods (UN 3480 — lithium-ion batteries, or UN 3536 — lithium-ion batteries installed in cargo transport units) under the UN Model Regulations and the IMDG Code for sea transport. Brazil's dangerous-goods transport framework adopts the UN Model Regulations through: (1) ANTT Resolução 5232/2016 (and subsequent updates) for road transport of dangerous goods, which references the ADR-equivalent Brazilian standard NBR 7503 and ABNT NBR 7503 [verify current edition with ABNT]; (2) ANAC RBAC 175 and 175E for air transport (lithium batteries subject to IATA DGR restrictions); (3) ANTAQ resolutions and IMDG Code for maritime transport. All lithium-ion cells and batteries — including those shipped as part of BESS — must comply with UN 38.3 (UN Manual of Tests and Criteria, Part III, Section 38.3) before transport. UN 38.3 test reports must be available for inspection by transport authorities. Batteries shipped separately from the BESS must be accompanied by a UN 38.3 test summary, Safety Data Sheet (SDS/FISPQ in Portuguese), and dangerous-goods declaration.UN Manual of Tests and Criteria, Part III, Section 38.3 (UN 38.3) — Lithium battery transport testing
ANTT Resolução 5232/2016 — Aprovação do Regulamento para o Transporte Rodoviário de Produtos Perigosos (road transport of dangerous goods, Brazil)
ABNT NBR 7503 — Ficha de emergência e envelope para o transporte terrestre de produtos perigosos (verify current edition with ABNT)
IMDG Code — International Maritime Dangerous Goods Code (sea transport)
IATA DGR — Dangerous Goods Regulations (air transport, if applicable)
UN 38.3 test reports from Chinese CNAS labs are internationally recognised and are generally acceptable for Brazilian customs and transport authorities, provided the report covers the shipped battery model and configuration. The primary gaps are: (1) Safety Data Sheets must be in Portuguese (FISPQ format per ABNT NBR 14725 [verify edition]) for in-Brazil land transport under ANTT rules; (2) packaging marks must comply with ANTT/IMDG Brazilian requirements; (3) for large BESS shipped as cargo transport units (UN 3536), specific ANTT import and road-transport authorisation may be required; (4) Chinese BESS shipped with state-of-charge (SoC) above limits permitted under IMDG for sea or IATA DGR for air will be rejected by carriers. Verify the applicable SoC, packaging, and documentation requirements with a licensed Brazilian dangerous-goods freight forwarder before export.[INFORMATIONAL] Chinese BESS manufacturers must hold valid UN 38.3 test reports for all shipped battery configurations. Safety Data Sheets must be translated to Portuguese (FISPQ) for Brazil. Engage a licensed Brazilian dangerous-goods freight forwarder to ensure ANTT, IMDG, and customs documentation is compliant before shipment. Agência Nacional de Transportes Terrestres (ANTT)2026-06-12 · unverified

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