Slovenia Customs Clearance Polarization-Proof Single-Mode Fiber Optic Cable

Polarization-proof single-mode fiber optic cables are classified under HS Code 90011090 and require standard EU import documentation, technical specifications, and proof testing for customs clearance.

HS Code and Classification

For customs purposes, single-mode optical fibers, including polarization-proof types, fall under HS Code 90011090, which covers optical fibers, fiber bundles, and cables. This classification is used for import declarations in Slovenia and across the EU, ensuring proper tariff application and compliance with EU regulations. Technical SpecificationsPolarization-proof single-mode fibers are designed to maintain the polarization of light signals, which is critical for high-precision applications such as telecommunications, sensing, and quantum optics.

Key attributes include: Glass core and cladding with dual acrylate protective coatings for durability and microbending resistance. Mode field diameter, cladding diameter, and cut-off wavelength according to ITU-T G. 652 standards.

Proof testing during manufacturing to ensure the fiber can withstand mechanical stresses during storage, installation, and long-term service.

Customs Documentation

To clear customs in Slovenia, the following documents are typically required: Commercial invoice detailing the product, quantity, and value. Packing list specifying the number of fibers and cable lengths.

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S code declaration (90011090) for optical fibers. Certificate of origin if preferential tariffs or trade agreements apply. Technical datasheets showing compliance with ITU-T G.

652 or equivalent standards, including proof testing results for polarization-proof fibers.

Import Considerations

Ensure the fiber optic cable meets EU safety and environmental standards, including RoHS compliance. For high-value or specialized fibers, customs may request additional technical verification or testing certificates. Polarization-maintaining fibers may be subject to specific handling and packaging requirements to prevent stress or bending that could affect performance.

Summary

To import or export polarization-proof single-mode fiber optic cables in Slovenia, classify the product under HS Code 90011090, provide complete commercial and technical documentation, and ensure compliance with EU standards. Proper proof testing and adherence to ITU-T specifications are essential for both customs clearance and long-term fiber performance.