HSICDATA
HSIC V2.0Subclass

370000Sewerage

污水處理

Why 6 digits?

HSIC subclasses are 6 digits. The first four match the international ISIC class; Hong Kong adds a two-digit local suffix for finer detail, especially across its import and export trade, so a code steps from a 4-digit class straight to a 6-digit subclass. More on the HSIC structure.

This activity involves the collection, treatment, and disposal of sewage and wastewater. It includes processes for removing contaminants from sewage to ensure that it is safe for discharge into the environment or for reuse.

This classification includes

  • sewage treatment

Licences and approvals

What this activity needs to operate

No sector-specific licence applies to this activity. It can be set up as a standard Hong Kong company without extra regulatory approvals. Premises-based or product-based permits can still apply case by case; Emerhub confirms the exact position during scoping.

Offshore profits claim feasibility

Low

Sewage treatment activities are inherently tied to local premises and infrastructure. Contracts are typically negotiated and executed within Hong Kong, as the services are performed to meet local environmental regulations and standards.

Business registration wording

Suggested business nature for this activity

English

SEWAGE TREATMENT SERVICES AND RELATED ACTIVITIES

48/60 characters

Chinese 中文

污水處理服務及相關活動

11/30 characters

Test your own wording in the checker

Standard compliance

Compliance every Hong Kong company shares

Beyond anything specific to this activity, every Hong Kong company handles two-tiered profits tax, the annual return (Form NAR1) within 42 days of its incorporation anniversary, audited accounts, MPF enrolment for staff, and a company secretary. Emerhub runs all of it on your behalf.

See the full Hong Kong compliance calendar

Frequently asked questions

Do I need a license for sewage treatment?

Yes, sewage treatment operations require a license from the Environmental Protection Department in Hong Kong.

What are the tax implications for sewage treatment?

Profits from sewage treatment services are subject to Hong Kong profits tax, as the activities are local in nature.

Can I operate sewage treatment services offshore?

Operating sewage treatment services offshore is challenging due to the need for local infrastructure and compliance with Hong Kong regulations.

Incorporate in Hong Kong

Starting a sewerage business in Hong Kong?

Emerhub incorporates your company, registers the business nature above with the IRD, files every licence application, and runs your company secretary and compliance calendar. You provide the documents; Emerhub handles every government interaction.

Start incorporation with Emerhub