--- title: "8540.91 – Parts › Of cathode-ray tubes: Canada tariff & duty rates" description: "Every Canadian tariff classification under HS 8540.91: Parts › Of cathode-ray tubes. CBSA duty rates for each code." canonical: "https://www.adhocs.ca/hs-codes/8540.91" --- # 8540.91 Parts › Of cathode-ray tubes Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 85](https://www.adhocs.ca/hs-codes/85) › [8540](https://www.adhocs.ca/hs-codes/8540) 2 classifications. Each 10-digit code links to its page, with its rate under every tariff treatment. - [8540.91.10.00](https://www.adhocs.ca/hs-codes/8540.91.10.00) Front panel assemblies as follows: (a) with respect to colour cathode-ray television picture tube, an assembly that consists of a glass panel to which a shadow mask or aperture grill is attached for ultimate use, that is suitable for incorporation into a colour cathode-ray television picture tube (including a video monitor or video projector cathode-ray tube) and that has undergone the necessary chemical and physical processes for imprinting phosphors on the glass panel with sufficient precision to render a video image when excited by a stream of electrons; or (b) with respect to a monochrome cathode-ray television picture tube, an assembly that consists of either a glass panel or a glass envelope, that is suitable for incorporation into a monochrome cathode-ray television picture tube (including a video monitor or video projector cathode-ray tube) and that has undergone the necessary chemical and physical processes for imprinting phosphors on the glass panel or glass envelope with sufficient precision to render a video image when excited by a stream of electrons - [8540.91.90.00](https://www.adhocs.ca/hs-codes/8540.91.90.00) Other ## Other subheadings in this heading - Previous: [8540.89](https://www.adhocs.ca/hs-codes/8540.89.00.00) Other - Next: [8540.99](https://www.adhocs.ca/hs-codes/8540.99) Other [Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).