Industry code 4221 Construction of electricity projects, updated according to Decision 36/2025/QD-TTg. To learn more about the details of industry code 4221, please refer to this article by VN Law Firm!
1. What is an Industry Business Code?
Industry business codes are a series of numbers coded to represent a specific business line. Organizations and individuals must use this business industry code list when preparing business registration documents. A level 4 industry code (4 digits) is the code used for business registration.
The Vietnam Standard Industrial Classification (VSIC) system, issued under Decision 36/2025/QD-TTg, has a hierarchical structure comprising 5 levels, from general to specific:
| Level | Name | Coding | Quantity |
|---|---|---|---|
| Level 1 | Level 1 Economic Sector | 1 letter (from A to V) | 22 sectors |
| Level 2 | Level 2 Economic Sector | 2 digits (according to Level 1) | 87 sectors |
| Level 3 | Level 3 Economic Sector | 3 digits (according to Level 2) | 259 sectors |
| Level 4 | Level 4 Economic Sector | 4 digits (according to Level 3) | 495 sectors |
| Level 5 | Level 5 Economic Sector | 5 digits (according to Level 4) | 743 sectors |
Example of industry code structure: Taking the food production industry as an example:
- Level 1: C (Manufacturing)
- Level 2: 10 (Manufacture of food products)
- Level 3: 107 (Manufacture of other food products)
- Level 4: 1075 (Manufacture of prepared meals and dishes)
- Level 5: 10751 (Manufacture of prepared meals and dishes from meat)
2. Regulations on Industry Code 4221 Construction of Electricity Projects
| Industry Code | Industry Name |
|---|---|
| 4221 | Construction of electricity projects |
This group includes:
– Construction of power transmission and distribution networks and related structures, such as:
+ Long-distance power transmission lines and networks,
+ Urban power transmission lines and networks, underground power cables, and auxiliary structures,
+ Transformer stations.
– Construction of power plants;
– Construction of electric charging stations.
Exclusions: Project management activities related to civil engineering construction are classified under group 7110 (Architectural and related technical consulting activities).
3. Suggestions for recording Industry Code 4221 Construction of Electricity Projects
– When registering a business establishment, when notifying changes to business lines, or when requesting a change to the Enterprise Registration Certificate, the business founder or enterprise selects the level four economic sector in the Vietnam Standard Industrial Classification to record the business line in the enterprise registration dossier. The business registration agency guides, cross-references, and records the enterprise’s business line in the National Business Registration Database.
– For conditional business lines stipulated in other legal documents, the business line shall be recorded according to the regulations in those legal documents.
Suggestions for recording Industry Code 4221 Construction of Electricity Projects:
Case 1: General
| Industry Code | Industry Name |
|---|---|
| 4221 | Construction of electricity projects |
Case 2: Detailed
| Industry Code | Industry Name |
|---|---|
| 4221 | Construction of electricity projects (The enterprise does not provide goods or services monopolized by the State, does not engage in commercial activities under Decree 94/2017/ND-CP on State-monopolized goods and services) |
Note: Depending on each specific industry and business code, as well as specific regulations in each locality, it may be necessary to provide detailed information for a level 4 industry code or commit to operating according to regulations.
4. Services for changing business lines for companies and enterprises at VN Law Firm
Services for changing business lines for companies and enterprises at VN Law Firm help our clients save a significant amount of time and effort. With VN Law Firm, you will be provided with business line change services for companies and enterprises, including:
- Consultation on the process and procedures for changing and supplementing business lines;
- Consulting clients on preparing necessary documents;
- Drafting and submitting the application for changing and supplementing the company’s or enterprise’s business lines on behalf of the client at the Business Registration Office;
- Tracking the application, supplementing or amending the application (if any) as required by the specialist;
- Performing procedures for publicizing business registration information on the Information Portal;
- Handing over the certificate of business line change;
- Guiding clients on necessary procedures to note after changing business lines…
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