Other
Thermionic, cold cathode, or photo-cathode valves and tubes, other
HSN 8540 89 00 (other thermionic, cold cathode, or photo-cathode valves and tubes) is not covered by a Bureau of Indian Standards Quality Control Order and carries no Partner Government Agency clearance requirement at the tariff-line level. Import follows the standard customs procedure: Importer-Exporter Code, bill of entry, commercial invoice, packing list. Other valve and tube types within heading 8540 — including cathode-ray tubes and television camera tubes — may attract compliance under Chapter 85's electronics quality control regime; classification of the specific tube type is the principal importer risk.
The residual 'other' classification within heading 8540 is particularly exposed to re-classification risk: customs examiners may determine that a specific tube type belongs to a more precisely described tariff line within the same heading that carries compliance obligations. Re-classification on examination triggers retrospective compliance, including detention pending relevant clearance. Confirm the precise tube construction, cathode type, and end-use application against the customs tariff schedule before relying on the absence of compliance at this tariff line.