Optical fiber cables use HS code 8544. This 6-digit code covers cables made of individually sheathed optical fibers for telecom and data transmission. Heading 44: Insulated conductors. Subheading 70: Optical fiber cables . The global fiber optics market, a critical enabler of high-speed internet, telecommunications, and next-generation technologies like 5G and IoT, has undergone significant shifts due to evolving trade policies, especially in the wake of tariffs introduced during the Trump administration. -imposed tariffs on imports—especially those from China and other Asian manufacturing hubs—have triggered a wave of uncertainty, reshaping supply chains, pricing dynamics, and investment decisions across the sector. continues to position itself strategically in the. According to Jeff Heynen, Vice President of Dell'Oro Group, although the current tariff policy has caused many confusions, fiber broadband operators and their equipment suppliers may not need to worry excessively. The analysis is based on current market data and expert opinions gathered from various.