1 oz Northwest Territorial Mint Silver Bar

A Discontinued Private Mint's Silver Bar

The 1 oz Northwest Territorial Mint (NWTM) silver bar comes from an American private bullion mint that operated from 1984 until its closure at the end of 2016. Based in Auburn, Washington, NWTM was one of the more prolific US private mints during its three decades of operation, producing bars, rounds, and custom-minted products for dealers and collectors across North America. The mint's 32-year run produced significant volume of bullion that continues to circulate actively on the secondary market.

At 999 fine silver, the bar meets standard investment-grade purity. The fact that NWTM is no longer operating does not diminish the silver content; one ounce of 999 fine silver retains its intrinsic value regardless of whether the mint that produced it still exists. On the secondary market, NWTM bars typically trade as generic silver, meaning their price is determined by silver content rather than brand premium. This can make them attractive for buyers seeking the lowest possible premium per ounce of physical silver.

The closure of NWTM means no new production will enter the market, which creates a mild scarcity factor for collectors of American private mint products and historical bullion. For pure investment buyers, the practical implication is simply that these bars circulate on the secondary market at close to generic silver bar prices, often slightly below current-production bars from operating refiners like PAMP Suisse or the Royal Canadian Mint. Resale is straightforward through any bullion dealer who accepts generic silver products.

Northwest Territorial Mint 1 oz Bar Specifications

The bar carries the Northwest Territorial Mint hallmark, weight, and purity stampings. NWTM operated as a private mint, not a refiner with LBMA or COMEX accreditation. This means the facility produced bullion products from already-refined silver blanks sourced from upstream refiners, rather than processing raw material through a vertically integrated refining operation. The distinction is relevant for resale and IRA eligibility but does not affect the silver content or purity of the finished bar.

The mint's 32-year operational history (1984-2016) means a significant volume of its products circulate in the secondary market, making them readily available from dealer inventories of previously owned bullion. NWTM was known for producing both standard bullion bars and decorative/custom pieces for the collector market. The 1 oz standard bar is the most common format encountered on resale platforms and dealer pre-owned inventories.

Tax Treatment of NWTM Silver Bars

Northwest Territorial Mint silver bars receive standard tax treatment for 999 fine silver bars. The mint's defunct status does not affect tax classification in any jurisdiction; the tax position is determined by what the product is (a silver bar at 999 fineness) rather than the current operating status of its manufacturer.

• United States: State sales tax varies; approximately 35 states exempt bullion products regardless of manufacturer. IRA eligibility is uncertain for private-mint products without refiner accreditation. IRS Section 408(m) requires silver at 99.9% purity from an accredited refiner or national government mint. NWTM was neither, which limits or prevents custodian acceptance for retirement accounts. This is the primary tax-related disadvantage compared to LBMA-accredited refiner bars.
• United Kingdom: 20% VAT on purchase if imported. No CGT exemption. NWTM bars are not commonly available from UK dealers and would typically be encountered only through international secondary-market purchases.
• Canada: GST/HST exempt at 99.9%+ purity. The exemption is purity-based and does not require specific manufacturer accreditation or current production status.
• Australia: GST-free status requires investment-grade silver at 99.9%+ purity. The original manufacturer's accreditation status may affect whether the product qualifies under the investment-grade definition.
• Hong Kong: No sales tax, no duties, no CGT. No qualification requirements of any kind.
• Singapore: The IPM exemption requires products from recognised refiners. NWTM products are unlikely to qualify under the scheme, meaning 9% GST would apply.