Industrial chemicals
Assess substances used in manufacturing, treatment and processing.
SOUTH KOREA / CHEMICAL COMPLIANCE
Build a substance-level K-REACH plan for Korean manufacture or import, connecting chemical identity, tonnage, registration or notification duties, data access and the responsibilities of the relevant supply chain participants.

YOUR MARKETSouth Korea
YOUR FOCUSChemical compliance
OUR APPROACHConnected compliance support

01 / THE BIG PICTURE
K-REACH is Korea’s framework for the registration and evaluation of chemical substances. Compliance turns on the substance identity, its regulatory status, quantities and uses. A mixture is therefore examined through its constituent substances rather than treated as one universally registrable finished product.
A practical assessment starts with an accurate inventory and the actual Korean supply arrangement. Manufacturers, importers and, where permitted, an appointed representative have different roles. Current thresholds, phase-in provisions and exemptions must be checked against the rules in force; older guidance can describe requirements that have since changed.
Explore the requirements02 / WHERE IT APPLIES
Start with your product’s intended use and category. Here are some of the applications covered in this service.
Assess substances used in manufacturing, treatment and processing.
Map constituent substances, composition and Korean supply volumes.
Review substance identity and any applicable exemption criteria.
These are examples. The applicable route depends on your product specifications and target market.
03 / THE PATH FORWARD
Move from the first assessment to a documented compliance plan, with clear responsibilities and evidence for your product.
Collect substance identities, composition, uses and anticipated quantities.
Check current registration, notification and exemption requirements.
Coordinate evidence, access rights and responsible supply chain roles.
Track submissions, volume changes and ongoing information duties.
One connected workflow, with your product at the center.
Create your product brief04 / EXPLORE THE DETAILS
Open a topic for guidance on scope, requirements, documentation and practical considerations.
6 topics in this guide
Compile names, identifiers, composition, impurities and analytical evidence sufficient to distinguish the substance. Confirm whether an existing inventory entry genuinely matches the supplied material. For variable-composition substances or polymers, record the reasoning carefully rather than relying only on a trade name or safety data sheet.
Check whether registration, notification or an exemption route applies to the substance and annual quantity. Existing substances may involve conditional phase-in arrangements; new substances require their own assessment. A historical pre-registration or an overseas REACH registration should not be assumed to settle the current Korean obligation.
Identify the Korean manufacturer or importer and assess any available representative arrangement for the overseas supplier. Clarify who will obtain data, submit documents and monitor volumes. Commercial agreements should explain how confidential composition information will reach the responsible party without leaving gaps in the compliance assessment.
Data needs depend on the applicable route and substance characteristics. Review available physicochemical, hazard and use information, then identify missing studies or justified adaptations. Before purchasing data, verify identity, study relevance and access rights so the dossier does not rely on evidence the applicant cannot lawfully use.
Where joint submission applies, coordinate substance sameness, shared information and individual responsibilities. The official chemical information system supports registration, exemption and change-related processes. Prepare for requests to clarify or supplement the dossier, keeping technical decisions and correspondence traceable through the submission history.
After the initial filing, track annual volumes, composition changes, newly identified uses and regulatory decisions. Supplier substitutions can change the substance assessment even when a product keeps the same brand name. K-REACH should also be coordinated with separate chemical handling and workplace communication obligations relevant to the business.
Try “testing”, “documents” or “process”.
Requirements vary by product, intended use and market. Confirm the applicable standards and current regulatory route before proceeding.
05 / A LITTLE MORE CLARITY
Practical answers to common questions about K-REACH.
No. They are separate legal systems with different inventories, procedures and requirements.
No. It supports screening, but substance identity, quantities, status and the applicable filing duty need assessment.
Do not assume so. Check the relevant exemption criteria and any required confirmation or supporting evidence.
Changes in tonnage, composition, uses or regulatory status can affect the information or duties that apply.
LET’S PLAN WHAT’S NEXT
Turn your product details and ambitions into a clear starting point.
Create my product briefService marks and organization names identify the standards and regulatory topics discussed. They do not indicate certification of, affiliation with, or endorsement of Complise Global.