LED driver classification under customs tariff favors static converters over lighting parts where conversion is the essential function.

LED drivers imported as standalone goods were classified under CTH 8504 as static converters and rectifiers because their essential function is to convert alternating current to direct current and regulate current supplied to LEDs. Rule 1 of the General Rules for Interpretation, read with the heading text, chapter notes and HSN Explanatory Notes, supported classification in heading 8504, and auxiliary current-regulating features did not change that result. Heading 9405 for parts of luminaires and lighting fittings was found inapplicable because the LED driver was not shown to be solely or principally designed for chapter 94 goods and had wider applications. The appropriate classification was therefore CTI 8504 40 90, not CTH 9405.

---

---

Issues: Whether LED drivers are classifiable under CTH 8504 as static converters / rectifiers, or under CTH 9405 as parts of luminaires and lighting fittings.

Analysis: Classification was determined under Rule 1 of the General Rules for the Interpretation of the First Schedule to the Customs Tariff Act, 1975, read with the relevant heading and chapter notes and the HSN Explanatory Notes. The LED driver was found to perform the primary function of converting alternating current to direct current and regulating the current supplied to LEDs. The Explanatory Notes to heading 8504 specifically include static converters and rectifiers, and also state that auxiliary circuits used to regulate the emerging current do not alter classification in that heading. Heading 9405 covers identifiable parts of luminaires and lighting fittings that are designed solely or principally for such articles, but the LED driver was found to have wider applications and was not shown to be solely or principally a part of chapter 94 goods. On that basis, heading 8504 was treated as the more appropriate classification.

Conclusion: LED drivers imported as standalone goods are classifiable under CTH 8504, more specifically under CTI 8504 40 90, and not under CTH 9405.

Ratio Decidendi: Where a product's essential function is rectification or conversion of electrical energy and the tariff heading for static converters specifically covers such goods, incidental regulation features do not displace classification under that heading; classification under a parts heading applies only when the goods are designed solely or principally for the specified article.

---