Skip to main content
Updated · March 2026 10 min read

KS Pallets in South Korea: Compliance, Customs, and Logistics Essentials for 2026

Discover South Korea's KS pallet standard (1100x1100mm), UNI-PASS customs clearance, ISPM-15 wood packaging rules, and APQA certification timelines for 2026.

Lucas Arillotta
Lucas Arillotta Supply Chain Manager at SINO Shipping
In this guide
  1. 01 KS Pallet Size
  2. 02 Customs Clearance
  3. 03 Certification & Quarantine
  4. 04 VAT & Registration
  5. 05 Ports & Gateways
  6. 06 Holidays & Disruptions
  7. 07 Common Mistakes
  8. 08 Bottom Line
The essentials of the article
  • KS T 1002 pallet size (1100x1100mm) is mandatory for automated warehouses in South Korea.
  • UNI-PASS electronic filing is required for customs clearance; typical timeline is 1-2 days with correct documents.
  • ISPM-15 heat treatment and APQA certification are strictly enforced for wood packaging imports, costing ₩200,000-₩500,000.
  • Importer Business Registration is free with a business license and takes 1-3 business days.

Shipping pallets from China to South Korea isn’t just a matter of loading cargo and booking a vessel. The Korean market operates with strict standards, unique regulatory requirements, and a logistics ecosystem that’s unforgiving to mistakes. If you’re planning to ship goods—especially on pallets—understanding the Korean Standard (KS) pallet system, customs protocols, and quarantine rules is essential. We see many first-time importers tripped up by seemingly minor details, leading to costly delays or cargo rejection. Below, we break down the practical, actionable essentials for KS pallet compliance, clearance, and delivery—so you can avoid the classic traps and optimize your shipments.

Understanding KS Pallets (South Korea’s Standard Size)

Before you book space or confirm packaging, you need to know exactly what South Korean logistics expect. The KS T 1002 pallet is the backbone of distribution, warehousing, and automated handling across the country. Using the wrong pallet size or skipping proper treatment can derail your entire operation.

KS T 1002 dimensions

The Korean Standard pallet, designated as KS T 1002, measures 1100x1100mm. This square format is engineered for compatibility with local warehouse racking, conveyor systems, and automated sorting. We’ve seen that even slight deviations can result in cargo being rejected or forced into costly repacking.

Pallet TypeSize (mm)Acceptance in Korea
KS T 10021100x1100Standard (all facilities)
ISO 1200x10001200x1000Limited (some warehouses)
EUR/US Pallet1200x800/1219x1016Very low (rejected in most automated facilities)

Compatibility with automated warehouses

South Korea’s logistics sector is highly automated. Most major 3PLs, retail distribution centers, and fulfillment hubs run on conveyor and robotic systems designed for KS pallets. If your shipment arrives on EUR or US pallets, there’s a high chance it will be rejected or require immediate repacking—at your expense. In our cut-off times guide, we explain how missing compatibility can mean missing the entire delivery window.

ISO pallet alternatives

While the ISO 1200x1000mm pallet is technically recognized, its acceptance is limited to certain bonded warehouses and a few logistics providers. If you’re shipping to a facility with manual handling or a flexible storage system, ISO pallets may be fine. But for retail, e-commerce, or automated distribution, KS T 1002 is your only safe bet. For more on optimizing your container loading, see FCL vs LCL for Korea.

South Korea’s customs clearance process is fast—if you follow the rules. Everything runs through UNI-PASS, the Korea Customs Service’s electronic platform. Errors in manifest filing or missing documents can quickly turn a 2-day clearance into a week-long ordeal.

Advance manifest requirements

All manifests must be filed electronically via UNI-PASS before the vessel or aircraft arrives. This applies to sea and air shipments alike. If you miss the filing window or provide incomplete details, your cargo will be flagged and delayed. Check our UNI-PASS customs clearance guide for step-by-step instructions.

StepActionRisk if missed
Manifest filingElectronic via UNI-PASSDelay, customs hold
Document uploadInvoice, packing list, certsInspection, extended timeline
Arrival confirmationUNI-PASS status updateRelease blocked

Clearance timeline

With correct documents and manifest filing, UNI-PASS typically processes clearance in 1–2 days. If your shipment is flagged for inspection—due to missing certificates, vague HS codes, or random checks—it can take 3–7 days. In peak holiday seasons, expect further delays. For more on timing, see booking windows for Korea.

Role of Korea Customs Service

The Korea Customs Service (KCS) manages UNI-PASS, enforces import rules, and conducts inspections. KCS is strict about documentation and regulatory compliance—especially for wood packaging and palletized cargo. For details on duties and taxes, see import duties and VAT for Korea.

Meeting Certification and Quarantine Rules (ISPM-15 & APQA)

Wood packaging imports to South Korea are tightly regulated. The Animal and Plant Quarantine Agency (APQA) enforces ISPM-15 heat treatment and requires a phytosanitary certificate for all wood pallets from China.

ISPM-15 heat treatment

Every wood pallet must be heat treated to ISPM-15 standards. This is not optional—APQA conducts random and targeted checks at all entry points. If your shipment lacks proper ISPM-15 markings, it can be quarantined, returned, or destroyed. For strategies on minimizing risk, see moisture protection tips for Korea.

Phytosanitary certificate process

A valid phytosanitary certificate must accompany each shipment. The process typically takes 1–2 weeks in China, and costs between ₩200,000–₩500,000 per batch. Be sure your supplier provides both the ISPM-15 mark and the official certificate—Korean customs will not accept substitutes or incomplete paperwork.

CertificationAgencyTimelineCost (₩)
ISPM-15 (heat treatment)APQA1–2 weeks200,000–500,000
Phytosanitary CertificateAPQA1–2 weeks200,000–500,000

APQA certification timeline & cost

Budget 1–2 weeks for certification and coordinate with your supplier in China. Costs vary by batch and service provider, but ₩200,000–₩500,000 is typical. For shipments combining wood and other materials, ensure all packaging meets APQA requirements. For more on compliance, check KC Mark and K-REACH requirements.

Handling VAT and Importer Registration (South Korea’s Tax System)

Every import to South Korea is subject to VAT (부가가치세), and you must register as an importer before customs clearance. This process is streamlined—but only if you follow the sequence.

VAT rate and application

South Korea applies a 10% VAT to most imported goods. The tax is calculated on the CIF value plus duties. Some essentials and exports may qualify for reduced rates, but the standard is 10%. For a breakdown of landed cost, see our DDP shipping guide for Korea.

Tax TypeRateWho collectsLegal Basis
VAT10%KCSVAT Act, Customs Act

Importer Business Registration steps

You must have a business license and complete Importer Business Registration (수입업자 등록) before customs clearance. Registration is free if you have a business license, but customs broker fees may apply. Lead time is 1–3 business days. For more on preparing documents, see pickup origin services for Korea.

Customs broker fees

While registration itself is free, using a customs broker incurs extra charges. Fees vary, but are typically modest compared to the potential cost of delays or compliance errors. For more on choosing between door-to-door and port-to-port, see our guide to service levels in Korea.

Major Ports and Air Gateways (Where Your KS Pallets Arrive)

South Korea’s main entry points for palletized cargo are concentrated in a few key ports and airports. Each offers different transit times, regional coverage, and frequency.

Busan, Incheon, Gwangyang ports

Busan Port is the largest hub, serving nationwide logistics, including Seoul, Gyeongsang, and Gyeonggi. Incheon Port is ideal for Seoul and Gyeonggi shipments, while Gwangyang Port covers Jeolla and southern regions. Transit from Shanghai or northern China is 2–3 days for Busan and Incheon, 3–4 days for Gwangyang.

LaneTransit DaysFrequency
Shanghai → Busan2–3Daily/Several times/week
Shanghai → Incheon2–3Daily/Several times/week
Shanghai → Gwangyang3–4Weekly

For more on best lanes, see shipping lanes from China to Korea.

Incheon & Gimpo airports

Incheon International Airport is the primary air gateway, with same-day or 1-day direct flights from China. Gimpo International Airport also serves Seoul and Gyeonggi, with 1-day direct flights. Air shipments are ideal for urgent, high-value cargo. For a comparison of air vs express, see air freight vs express for Korea.

Transit times from China

Sea freight lanes offer 2–4 days transit, while air freight can arrive same day or within 1 day. Actual delivery depends on customs clearance, holiday disruptions, and last-mile logistics. For more on last-mile delivery, see Korea last-mile delivery guide.

Holidays and Logistics Disruptions (What to Watch Out For)

South Korea’s holiday calendar is packed with events that disrupt logistics, customs clearance, and warehouse operations. Planning around these dates is essential.

Seollal (Lunar New Year)

Seollal occurs in January or February (dates vary), with a 3-day nationwide shutdown. Ports, customs offices, and logistics providers close, causing backlog and delays. Book shipments well in advance and avoid arrival during Seollal.

Chuseok (Korean Thanksgiving)

Chuseok falls in September or October (dates vary), with similar shutdowns as Seollal. Logistics operations halt, and customs clearance is paused. For guidance on scheduling, see shipping calendar for Korea.

HolidayApproximate DatesImpact
SeollalJan/Feb (3 days)Nationwide shutdown
ChuseokSep/Oct (3 days)Major disruption
Children’s DayMay 5Partial logistics closure
Liberation DayAug 15Reduced operations
National Foundation DayOct 3Customs offices closed

Other public holidays

Children’s Day, Liberation Day, and National Foundation Day all cause partial or full closures of government offices and logistics providers. Be sure to check our guide to Korean holiday disruptions before booking.

Avoiding Common Mistakes (South Korea-Specific Pitfalls)

Every year, we see importers—new and experienced—fall into the same traps. Here are the most common mistakes, and how to avoid them.

Wrong pallet size

Shipping on EUR or US pallets instead of KS T 1002 leads to rejection or costly repacking. Most automated warehouses and even many bonded facilities will not accept non-KS pallets.

Missing ISPM-15 certification

Wood pallets without ISPM-15 treatment and a valid phytosanitary certificate are quarantined or destroyed by APQA. This is a zero-tolerance rule.

Incorrect UNI-PASS filing

Missing the advance manifest filing deadline or submitting incomplete documents causes customs holds and extended clearance timelines. Make sure your broker or forwarder files everything ahead of vessel/aircraft arrival.

Assuming bonded warehouse compatibility

Don’t assume bonded warehouses or 3PLs will accept all pallet sizes. Only KS T 1002 and, in rare cases, ISO pallets are allowed. For more on warehouse selection, see value-added services in Korea.

Underestimating holiday impacts

Arriving during Seollal or Chuseok can mean days of waiting, storage costs, and missed delivery windows. Always check the Korean holiday calendar and plan accordingly.

Ignoring last-mile risks

Even if your pallets clear customs, last-mile delivery can fail if the receiving facility doesn’t accept your pallet type. Confirm with your consignee before shipping. For more, see our last-mile delivery guide.

Bottom line for KS Pallet Imports (South Korea Summary)

Shipping pallets from China to South Korea demands attention to detail at every stage. The KS T 1002 pallet standard is the default for local logistics and automated warehousing—don’t risk using alternatives unless you’re certain of acceptance. UNI-PASS electronic customs clearance is fast, but only if you file manifests and documents correctly. ISPM-15 heat treatment and APQA certification are non-negotiable for wood packaging. VAT is 10%, importer registration is quick and free, but broker fees and compliance costs add up if you miss a step. Major ports and airports offer rapid transit, but holidays can disrupt everything. Avoid common mistakes and check the full South Korea shipping guide for deeper planning. Ready to move forward? Request a KS pallet quote and let us help you navigate the details.

ReferenceGlossary· 39 terms

Search a term, or jump by letter.

advance
When the carrier or broker pays duties, taxes, or fees to customs on your behalf and invoices you later. Often used with disbursement; confirm who pays the advance and any fee.
backlog
Accumulation of cargo or shipments waiting to be processed. Common after holidays when ports, warehouses, and trucking catch up; plan buffer for post-holiday backlog in Japan.
bonded warehouse
Customs-controlled storage where goods can be held before duty is paid. Allows deferral of clearance; useful for distribution hubs or staged imports.
Busan Port
South Korea's largest container port, a key entry point for Chinese shipments.
cargo insurance
Insurance covering loss or damage to goods in transit. Arrange it from the moment risk transfers to you—under EXW that's at the factory gate; under FOB at the ship's rail.
Chuseok
Korean harvest festival, major holiday affecting port operations and logistics schedules.
CIF
Cost, Insurance and Freight. Sea and inland waterway only—no air. Seller pays freight and minimum insurance (typically ICC C) to the named port; buyer clears import and pays duties. Risk transfers when goods are on board the vessel.
clearance
Customs clearance. Process of presenting goods and documents to customs and obtaining release for import or export. Export clearance (who files it) is the key difference between EXW and FOB.
consignee
The party receiving the goods at destination. Named on the B/L and delivery documents.
customs broker
Licensed agent who files customs declarations, liaises with customs, and handles clearance on your behalf.
cut-off
Deadline by which cargo or documents must be received to make a specific sailing or flight. Missing it usually means a day's delay.
DDP
Delivered Duty Paid. Seller pays all costs to the buyer's door, including clearance, duties, and Consumption Tax. True DDP means the recipient pays nothing at delivery.
door-to-door
Service from shipper's door to consignee's door. The forwarder or carrier coordinates all legs, including pickup and delivery.
FCL
Full Container Load. You book an entire container (e.g. 20GP or 40HC); only your cargo inside.
forwarder
Freight forwarder. Company that books transport, arranges documentation, and often coordinates customs on your behalf.
HS codes
Harmonized System codes. Product classification for customs; must match across invoice, packing list, and export declaration.
Incheon Port
Major international port near Seoul, commonly used for imports from China to South Korea.
ISPM-15
International Standards for Phytosanitary Measures No. 15. Treatment standard for wood packaging (e.g. pallets) to prevent pests.
K-REACH
Korea Registration, Evaluation, Authorization and Restriction of Chemicals. South Korea's chemical safety regulation for imported substances.
KC Mark
Korea Certification Mark. Mandatory safety certification for products, covering electrical, electronic, and household goods.
Korea Customs Service
South Korea's national customs authority responsible for regulating imports, enforcing tariffs, and managing UNI-PASS.
landed cost
Total cost to get goods to the final destination: transport, handling, customs, duties, taxes, and last-mile. Use it to compare modes, not headline rate alone.
last-mile
Final leg of delivery from port, airport, or warehouse to the consignee's address. May include remote-area or residential surcharges.
LCL
Less than Container Load. Your cargo shares a container with others; priced per CBM (plus CFS and handling at both ends).
Lunar New Year
Lunar New Year. The most significant holiday in Hong Kong, often causing delays in shipping and customs clearance.
New Year
Japan: late December to early January when many businesses, ports, and warehouses close or reduce operations. Plan shipments to avoid arrival during this window; expect backlog after reopening.
Packing List
Document listing contents, weights, and packaging of each package; used for customs and cargo handling.
palletized
Cargo loaded on pallets. Many Japan warehouses require palletized cargo; floor-loaded cartons may be refused or incur handling fees.
phytosanitary certificate
Official document issued by the exporting country's plant protection authority (e.g. GACC for China). States species, origin, and that the consignment is pest-free and meets Japan's import conditions. Required by MAFF for plant-derived goods.
pickup
Factory collection. Truck books, loads at origin, and transports cargo to the CFS, CY, or airport. Distance, multi-supplier stops, and cargo readiness affect cost.
plant quarantine
MAFF-controlled inspection of plant-derived imports at the border. Phytosanitary certificate plus inspection at the port of entry are mandatory; treatment (fumigation, heat) may be required for some commodities.
port-to-port
Service from origin port to destination port only. You (or your forwarder) arrange pickup and delivery separately.
REACH
Registration, Evaluation, Authorisation and Restriction of Chemicals (EC 1907/2006). EU regulation controlling chemicals in products imported into Portugal.
repacking
Rebuilding or reinforcing cartons (e.g. after CFS handling). Can reduce CBM, consolidate multi-supplier loads, or adapt to pallet rules. Document before/after for insurance claims.
RoHS
Restriction of Hazardous Substances Directive (2011/65/EU). EU directive limiting hazardous substances in electrical and electronic equipment imported into Portugal.
Seollal
Korean Lunar New Year, national holiday impacting shipping and customs clearance times.
UNI-PASS
Korea Customs Service UNI-PASS. South Korea's electronic customs clearance system for import/export declarations and cargo tracking.
value-added services
Logistics services beyond basic freight: repacking, labeling, palletization, inspection. Often billed per unit; request a breakdown to avoid vague invoice lines.
VAT
Value Added Tax. Cambodia's standard consumption tax applied to imports, currently at 10%.