# Conflict Minerals Supply Chain > [!info] This page covers the **materials and traceability** side > For the full subject — the colonial origin story, the Congo wars, the actors, and the 2025-26 minerals diplomacy — start at [[Conflict Minerals Hub]]. "Conflict minerals" is the term for raw materials whose extraction and trade finance armed conflict and human-rights abuses. In U.S. law and global supply-chain practice the phrase refers specifically to **3TG** — tin, tungsten, tantalum, and gold — sourced from the Democratic Republic of the Congo (DRC) and its nine neighboring countries, a region where competition over mineral revenue has helped fund decades of warfare and where mining is associated with forced labor, child labor, and the financing of armed militias. These four metals are not exotic; they are in nearly every electronic device. Tantalum (from coltan ore) makes the tiny capacitors in phones and laptops; tin solders circuit boards; tungsten provides the vibration motor and hard cutting tools; gold wires connections. The supply chain that ends in a consumer gadget can begin at an artisanal mine controlled by an armed group. ## The Materials and the Problem The conflict-minerals problem is fundamentally a **traceability** problem. Ore from many small mines is aggregated, smelted, and refined into commodity metal that is chemically indistinguishable regardless of origin, so by the time a metal reaches a manufacturer its provenance has been laundered by the supply chain itself. Establishing whether a given chip's tantalum funded a militia requires tracing it back through smelters to specific mines — which is why the policy response centered on auditing **smelters and refiners** (the chokepoint where many mines' output converges) rather than trying to track individual ore shipments. ## RWKB Angle: Section 1502 and the Limits of Disclosure Regulation **The disclosure model.** Rather than banning conflict minerals, Congress chose a transparency approach in **Section 1502 of the [[Dodd-Frank Section 1502]]** (2010). It requires SEC-registered companies to perform a "reasonable country of origin inquiry," conduct supply-chain due diligence if their 3TG might come from the covered region, and file an annual public disclosure (Form SD). The theory was *regulation by sunlight*: forced disclosure would let consumers, investors, and advocates pressure companies to clean up their supply chains without the government banning anything. This made 1502 a landmark experiment in whether mandated transparency can substitute for direct prohibition. **Mixed results.** Studies credit Section 1502 with building the first real traceability infrastructure for 3TG — smelter audit programs, industry due-diligence standards, the OECD's guidance — and with reducing (though not eliminating) armed-group control of some mines. Critics on the humanitarian side argue it triggered a *de facto* embargo, as risk-averse companies simply stopped sourcing from the entire region, throwing legitimate Congolese miners out of work without ending the conflict. It is a genuinely contested case in the vault's recurring debate over whether well-intentioned regulation produces its intended effect. **Deregulation by non-enforcement.** Section 1502 is also a clean illustration of how a law can be neutralized without being repealed. The rule survived an industry court challenge (*National Association of Manufacturers v. SEC*) that struck down only its compelled "not been found to be conflict free" labeling on First Amendment grounds. But since 2017 the SEC has declined to enforce key elements of the rule, and as of 2026 its future is openly uncertain, with analysts speculating that recent compliance years may be the rule's "swan song." The reporting requirement nominally remains in effect while the enforcement behind it has quietly evaporated — the same **capture-and-starve** pattern documented at the [[Toxic Substances Control Act]] and [[EPA]], applied to a securities-disclosure rule. **The strategic crosscurrent.** Conflict minerals overlap with the broader [[Critical Minerals]] and [[Rare Earth Elements]] supply-security agenda, but pull in a different direction. The human-rights framing says *source more carefully, even if it costs more*; the national-security framing says *source more, faster, from wherever you can, to reduce dependence on China*. As great-power competition over minerals intensifies, the security argument increasingly overrides the human-rights argument — and the DRC's cobalt (central to Lithium and Battery Materials) sits at exactly that collision point, wanted urgently for batteries while carrying the same labor-abuse problems as 3TG. ## See Also - [[Conflict Minerals Hub]] — the full cluster - [[Conflict Minerals Ecosystem]] — the actor map - [[Artisanal and Small-Scale Mining]] — the labour reality behind the ore - [[Materials Science]] — parent hub - [[Critical Minerals]] — the broader minerals-security picture - [[Dodd-Frank Section 1502]] — the statute containing Section 1502 - Lithium and Battery Materials — cobalt and the DRC labor problem - [[Rare Earth Elements]] — adjacent supply-chain dependence - [[Regulatory Capture]] — deregulation-by-non-enforcement