Industry code 3512 for Renewable Energy Power Generation, updated according to Decision 36/2025/QD-TTg. To learn more about the details of industry code 3512, please refer to this article by VN Law Firm!
1. What is a business industry code?
Business industry codes are a series of numbers coded to represent a specific business industry. Organizations and individuals, when preparing business registration documents, must use this business industry code list for registration. Level 4 industry codes (4 digits) are used for business registration.
The Vietnam Standard Industrial Classification (VSIC) system, issued under Decision 36/2025/QD-TTg, has a hierarchical structure with 5 levels, from general to specific:
| Level | Name | Code | Quantity |
|---|---|---|---|
| Level 1 | Economic activity – Level 1 | 1 letter (from A to V) | 22 industries |
| Level 2 | Economic activity – Level 2 | 2 digits (based on Level 1) | 87 industries |
| Level 3 | Economic activity – Level 3 | 3 digits (based on Level 2) | 259 industries |
| Level 4 | Economic activity – Level 4 | 4 digits (based on Level 3) | 495 industries |
| Level 5 | Economic activity – Level 5 | 5 digits (based on Level 4) | 743 industries |
Example of industry code structure: Taking the food manufacturing 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 3512 Renewable Energy Power Generation
| Industry Code | Industry Name |
|---|---|
| 3512 | Renewable Energy Power Generation |
| 35121 | Hydropower |
| 35122 | Wind power |
| 35123 | Solar power |
| 35124 | Biomass power |
| 35125 | Hydrogen power generation from renewable sources |
| 35129 | Other renewable energy power generation |
This group includes: Electricity generation from renewable sources, such as biogas, hydropower, wind, solar, geothermal, tidal, wave energy, etc.
Exclusions:
– Electricity generation from non-renewable sources is classified under group 3511 (Non-renewable energy power generation);
– Electricity generation from waste incineration is classified under group 38211 (Electricity generation from waste).
35121: Hydropower
This group includes the activity of generating electricity from water energy.
35122: Wind power
This group includes the activity of generating electricity from wind energy.
35123: Solar power
This group includes the activity of generating electricity from solar energy.
35124: Biomass power
This group includes the activity of generating electricity from biomass energy.
35125: Hydrogen power generation from renewable sources
This group includes the activity of generating hydrogen power from renewable energy sources.
35129: Other renewable energy power generation
This group includes the activity of generating electricity from other renewable energy sources such as: wave, tidal, geothermal energy, etc.

3. Suggestions for recording Industry Code 3512 Renewable Energy Power Generation
– When registering a business establishment, when notifying changes to business lines, or when requesting a change to a Business Registration Certificate, the business founder or enterprise selects a four-digit economic industry code from the Vietnam Standard Industrial Classification System to record the business lines in the business registration dossier. The business registration authority guides, cross-references, and records the enterprise’s business lines in the National Business Registration Database.
– For conditional business lines stipulated in other legal normative documents, the business line shall be recorded according to the regulations in those legal normative documents.
Suggestions for recording Industry Code 3512 Renewable Energy Power Generation:
Case 1: General
| Industry Code | Industry Name |
|---|---|
| 3512 | Renewable Energy Power Generation |
Case 2: Detailed
| Industry Code | Industry Name |
|---|---|
| 3512 | Renewable Energy Power Generation Details: Hydropower |
Case 3: Detailed
| Industry Code | Industry Name |
|---|---|
| 3512 | Renewable Energy Power Generation Details: Wind power |
Case 4: Detailed
| Industry Code | Industry Name |
|---|---|
| 3512 | Renewable Energy Power Generation Details: Solar power |
Note: Depending on each specific industry code and local regulations, it may be necessary to provide detailed information for Level 4 industry codes or commit to operating according to regulations.
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- Handing over the certificate of business line change;
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