Perth Mint Gold and Silver Bars in IRA

Updated: July 30, 2026

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The Perth Mint, founded in 1899 as a branch of Britain’s Royal Mint and wholly owned today by the Government of Western Australia, is one of the most widely accepted bar producers inside U.S. self-directed gold and silver IRAs. The reason is statutory, not aesthetic. The Perth Mint holds London Bullion Market Association (LBMA) Good Delivery accreditation for both gold and silver. That refiner status directly satisfies the credentialing prong of IRC §408(m)(3).

The eligibility wrinkle catches first-time IRA buyers. Perth Mint bars must arrive in their original tamper-evident assay card or sealed Perth Mint packaging to be accepted by IRS-approved depositories. The premium gradient by bar size in 2026 also makes the size choice a real cost decision, not a cosmetic one.

This article covers the statutory basis for both gold and silver, the sizes commonly ordered for IRAs, and the assay-card packaging rule. It also walks through the cast-versus-minted decision inside the Perth Mint line, the dealer-to-depository acquisition flow, and the four mistakes that erode value on a Perth Mint IRA order.

For a first-time IRA buyer about to authorize a Perth Mint bar order, the dealer running the wire matters more than the refiner stamped on the bar. See the 2026 OPRS dealer verdicts for the BBB record and complaint history behind each clear-or-warn decision.

Statutory eligibility under IRC §408(m)(3)

The Internal Revenue Code prohibits IRAs from holding collectibles under IRC §408(m)(1). Paragraph (3) carves out a narrow exception for specified bullion. Subparagraph (A) reaches gold, silver, platinum, and palladium bullion bars. A bar is eligible when it meets the minimum fineness specified in the statute and is refined by a person accredited by the LBMA or approved by a recognized commodity exchange.

The fineness floors are .995 for gold, .999 for silver, .9995 for platinum, and .9995 for palladium. The statute does not name the Perth Mint directly; it incorporates the LBMA Good Delivery framework by reference.

The Perth Mint meets both prongs of the test on its gold and silver bar lines. Standard Perth Mint gold bars are struck at .9999 fineness (four-nines). Standard Perth Mint silver bars are also struck at .9999 fineness, well above the .999 silver floor. Both metals therefore clear the purity test with room to spare.

The Perth Mint also holds LBMA Good Delivery accreditation for both gold and silver. It is one of a small group of mints that combines sovereign ownership with LBMA refiner status. The Perth Mint is additionally approved by the CME Group COMEX gold contract for delivery and by the COMEX silver contract. Any one of those credentials satisfies the refiner clause in IRC §408(m)(3)(A); the Perth Mint holds all three.

The practical implication: a bar from an unaccredited refiner at the same .9999 fineness is not automatically IRA-eligible. The statute pairs the purity test with the refiner-credential test. Depositories police both before booking a bar into an IRA. A privately-minted .9999 bar from a non-LBMA refiner is collector property, not IRA property.

The Perth Mint, PAMP Suisse, Credit Suisse, Valcambi, Royal Canadian Mint, Heraeus, and Argor-Heraeus are the LBMA-accredited refiners whose bars are routinely accepted by U.S. IRA depositories. IRS Publication 590-A reflects the same framework in its listing of approved precious metals.

The Perth Mint sizes commonly ordered for IRAs

The Perth Mint strikes gold and silver bars across a wide range of weights. The gold catalog runs from 1 gram up to the LBMA Good Delivery 400 oz bar used for institutional settlement. The silver catalog runs from 1 oz to the 1,000 oz LBMA Good Delivery bar. The sizes commonly ordered for retail and IRA accounts cluster around six gold weights and three silver weights, all at .9999 fineness.

For IRA gold orders specifically, the 1 oz, 10 oz, and 1 kilo bars are the three most-routed sizes. The smaller sub-ounce bars are predominantly retail and gifting product. They carry a meaningfully higher per-ounce premium than the larger bars. For IRA silver orders, the 10 oz and 1 kilo bars dominate because silver’s lower spot price means small bars carry disproportionate per-ounce premium.

The premium gradient by bar size

Industry-reported dealer premiums on Perth Mint bars in 2026 follow a predictable curve: the per-ounce premium falls as the bar size rises. The reason is straightforward. The refining cost, the assay-card fabrication cost, and the dealer-handling cost are roughly per-bar rather than per-ounce. A 10 oz bar contains the gold of ten 1 oz bars but carries roughly one assay card, one refining run, and one dealer handling event.

The FINRA Investor Alert on precious metals notes the same pattern in general terms across bullion products. Major-dealer published rate sheets for Perth Mint gold bars in 2026 typically show the following premium midpoints over LBMA AM gold fix.

• 1 g through 10 g gold bars: 8 to 18 percent over spot
• 1 oz gold cast bars: 4 to 6 percent over spot
• 1 oz gold minted (Kangaroo or Swan) bars: 5 to 8 percent over spot
• 10 oz gold bars: 3 to 5 percent over spot
• 1 kilo gold bars: 2 to 4 percent over spot
• 10 oz silver bars: 25 to 40 percent over spot
• 1 kilo silver bars: 12 to 22 percent over spot

The kilo bar is the IRA cost leader on a per-ounce basis for both metals. The gram and small-ounce bars are the most expensive per ounce of metal delivered. Silver premiums sit much higher than gold premiums on a percentage basis because the silver spot price itself is far lower; the per-bar fabrication cost is similar but it spreads across a much smaller dollar base.

For a retirement-focused IRA buyer, the implication is direct: the largest bar size that fits the order should generally win the allocation. Consider a $60,000 Perth Mint gold order in 2026. A buyer who orders sixty 1 oz bars pays a markedly higher total premium than the same buyer who orders a single kilo bar plus a top-up.

The trade-off is divisibility at eventual liquidation. A kilo bar must be sold as a whole bar (or, in rare cases, refined down). Ten 1 oz bars can be liquidated one bar at a time. For most retirees holding a long-term position, the liquidation flexibility is rarely worth the premium difference.

Sealed packaging and the depository acceptance rule

The Perth Mint ships its smaller gold bars (1 g through 1 oz) in sealed tamper-evident assay cards. Each card bears the bar’s serial number, fineness, weight, and the Perth Mint chief assayer’s signature. The famous Kangaroo design pairs the obverse artwork on the bar with matched art on the card. The 10 oz and 1 kilo bars ship in sealed plastic with an accompanying paper assay certificate carrying the same serial-number match.

Silver bars follow the same logic. The 10 oz and 1 kilo silver bars ship in sealed plastic, often with the recognizable Perth Mint Swan or Kangaroo design pressed into minted variants. Cast silver bars ship in original Perth Mint sealed plastic with a serial-numbered card.

Every IRS-approved depository that books Perth Mint bars requires that they arrive in original sealed Perth Mint packaging. That includes Delaware Depository, IDS of Delaware, Brink’s Salt Lake City, and others on the standard custodian-recognized network. A bar that arrives in a third-party slab, a custom collector capsule, or with the assay card removed will typically be rejected on intake and returned to the dealer.

The rejection is not an IRS rule per se. It is a depository risk-control rule. A rejected shipment delays the trade settlement and can leave the IRA owner exposed to a price-move on the gap.

An IRA owner who receives a Perth Mint bar at distribution should leave the assay card sealed. Opening the card meaningfully reduces resale liquidity. Dealers and depositories pay a small premium for verified-intact Perth Mint packaging.

Cast versus minted: the format choice within the Perth Mint line

The Perth Mint produces both cast bars and minted bars. Cast bars are poured from molten metal into a mold, then trimmed and stamped. Minted bars are cut from a rolled sheet, then struck under high pressure with detailed artwork (the Kangaroo, the Swan, or the dragon design on certain series).

Eligibility under IRC §408(m)(3) is identical for both formats. Both meet the .9999 fineness test and both carry the LBMA-accredited refiner credential. The pricing and the resale dynamic are not identical.

Cast bars (the Perth Mint standard line) carry the lower dealer premium on the 1 oz size, typically 4 to 6 percent over LBMA spot in 2026. The cast format has a rougher, hand-finished surface and a plain serial-number stamping. Cast bars are the most direct path to gold content inside an IRA.

Minted bars (the Kangaroo series, the Swan series, and the Lunar series are the best-known) carry an additional 1 to 3 percentage point premium. The extra cost reflects the higher fabrication complexity: rolling, blanking, striking, and design polishing. The Kangaroo minted 1 oz bar is one of the most recognized retail bullion products in Asia-Pacific markets. That recognition translates into slightly tighter dealer buy-back spreads at eventual liquidation.

For IRA orders, both formats are routine. The cast line minimizes acquisition cost. The minted line trades a small premium up-front for slightly better resale liquidity. The SEC investor education page on precious metals notes that bullion liquidation spreads vary with brand recognition.

The Perth Mint minted bars sit near the top of the recognition curve for Asia-Pacific buyers; the cast bars sit close behind. Either choice is defensible for retirement-focused IRA holding. What is not defensible is paying a numismatic-tier premium for a Perth Mint bullion bar. The Perth Mint does strike collectible numismatic coins separately (proof Lunar series and similar), but those are not the bullion bar line and they should never enter an IRA at numismatic prices.

Any dealer pitching a Perth Mint bar as “rare” or “appreciating beyond bullion” is presenting a sales narrative the FINRA Investor Alert specifically warns against.

Acquisition flow from a dealer to an IRS-approved depository

An IRA owner cannot take physical possession of Perth Mint bars owned inside the IRA. Direct possession triggers a deemed distribution under IRC §408(m). The entire metal value is taxed as ordinary income in the year of receipt. If the owner is under age 59 1/2, a 10 percent early-distribution penalty applies under IRC §408(d). The bars must flow from the dealer directly to an IRS-approved depository titled in the name of the self-directed IRA custodian.

Dealer selection at step three is where the IRA buyer’s largest variable cost lives. The dealer’s markup over spot, posture on buy-back spreads, and complaint history all attach to the trade. Check the chosen dealer against the 2026 OPRS verdicts before authorizing the custodian to wire payment. The operators that concentrate state-AG and CFTC enforcement actions also concentrate the wide-markup pushes that this article frames against.

Storage at the depository: segregated versus commingled for bars

IRS-approved depositories hold IRA metals under one of two arrangements. Segregated storage means the specific bars purchased for the account are held in a separately-tagged compartment under the IRA’s name, with the bar serial numbers logged to the account. Commingled storage means the bars are pooled with other clients’ bars of the same specification, and the IRA holds a claim on an equivalent weight.

For Perth Mint bars, segregated storage is more common than for fungible bullion coins. The reason is that the bar’s serial number is the trace identifier. A specific Perth Mint 1 kilo bar bearing a recorded serial number is the asset on the account.

A commingled-storage swap-out at distribution would deliver a different Perth Mint kilo bar at the same weight and fineness. That is functionally equivalent but loses the original serial-number trace. Industry-reported segregated storage fees for Perth Mint bars typically run 0.5 to 1.0 percent of asset value per year, or a flat $150 to $250 on smaller accounts. Commingled fees typically sit 25 to 40 percent lower.

The IRA owner’s serial-number preference is set at the time of order and rarely changes during the account’s life. An attempt to move bars between depositories without custodian-mediated transfer paperwork risks a deemed distribution under IRC §408(m). The depository-to-depository transfer must run through the self-directed custodian, who handles the paperwork and the chain-of-custody documentation.

Four mistakes that erode value on a Perth Mint IRA order

• Ordering sub-ounce gold bars (1 g to 10 g) for an IRA position. The per-ounce premium on Perth Mint gram bars in 2026 runs roughly 8 to 18 percent over spot, versus 2 to 4 percent on a kilo bar. For an IRA holding gold as a long-term position, the gold content is what matters, not the divisibility. Correction: order the largest Perth Mint bar size that fits the funding amount. A $30,000 order is one 10 oz bar plus a top-up; a $60,000 order is one 1 kilo bar.
• Asking the dealer to ship bars to the IRA owner’s home first. Any physical receipt by the IRA owner is a deemed distribution under IRC §408(m), with full ordinary-income tax on the value plus a 10 percent penalty under age 59 1/2. Correction: the custodian directs the dealer to ship directly to the IRA’s depository of record. The IRA owner never touches the bars.
• Removing the sealed Perth Mint assay card before depository receipt. Depositories reject Perth Mint bars that arrive outside the original sealed packaging. The card is the verification chain that protects the IRA against substitution disputes at eventual liquidation. Correction: confirm with the dealer at order time that the bars ship sealed in original Perth Mint packaging, never opened, never re-blistered.
• Paying a “rare Perth Mint” or “Perth collector edition” premium for a retirement account. The Perth Mint bullion bar line (cast and minted Kangaroo or Swan series) is bullion product, not numismatics. A dealer presenting a Perth Mint bullion bar as “graded,” “limited mintage with appreciation potential,” or “collector-grade” is mispricing the bar. Correction: pay no more than the published industry-reported premium band for the size and format ordered. See the 2026 OPRS dealer list for the operators that concentrate the rare-bar sales pattern.

How the Perth Mint compares with PAMP Suisse, Royal Canadian Mint, and Credit Suisse bars

The Perth Mint is not the only LBMA-accredited refiner whose bars are IRA-eligible. The trade-offs against the major alternatives are worth understanding before placing the order. All four refiners produce .9999 fine gold bars, all four are LBMA Good Delivery accredited, and all four are routinely accepted by U.S. self-directed IRA depositories.

PAMP Suisse gold bars carry a similar premium structure to the Perth Mint at the 1 oz and 10 oz sizes. PAMP is privately held in Switzerland and has served as an LBMA Good Delivery referee since 1987.

The brand recognition skew is reversed: PAMP is more recognized in European and U.S. markets; the Perth Mint Kangaroo and Swan series are more recognized in Asia-Pacific markets. For a U.S. IRA holder planning to liquidate in the U.S., PAMP may carry slightly tighter dealer buy-back spreads at eventual sale.

The Royal Canadian Mint produces gold bars that trade at premiums close to the Perth Mint on the larger sizes. The RCM is also sovereign-owned (by the Government of Canada) and LBMA-accredited. RCM bars carry the embedded DNA Anti-Counterfeit feature, a microscopic mint mark verified by licensed dealers. The Perth Mint relies on serial-number logging and tamper-evident packaging for its verification chain.

Credit Suisse gold bars carry a similar premium structure to the Perth Mint. Credit Suisse exited the gold bar branding business after the UBS-Credit Suisse merger in 2023, so newly-minted Credit Suisse bars are no longer being produced. Existing Credit Suisse bars remain IRA-eligible if intact in original packaging.

All three alternatives compete with the Perth Mint on price and recognition. The Perth Mint’s competitive edge for IRA accounts is the combination of sovereign government ownership (which some retirees prefer for counterparty stability) and LBMA Good Delivery accreditation on both gold and silver bar lines.

Are Perth Mint 1 oz bars or kilo bars better for a $100,000 IRA?

For a $100,000 Perth Mint gold IRA allocation in 2026, a single 1 kilo bar plus one or two top-up bars typically delivers the lowest acquisition premium per ounce of gold delivered. The kilo bar alone covers roughly $90,000 to $96,000 at typical 2026 spot prices. That leaves room for one or two additional bars to round out the allocation.

The premium savings versus ordering 32 individual 1 oz bars is typically in the 2 to 4 percentage point range, or $2,000 to $4,000 on a $100,000 order. The trade-off is divisibility at eventual liquidation. A kilo bar sells as a single transaction; individual 1 oz bars sell in any quantity.

For a buyer planning to take in-kind distributions in small increments after age 59 1/2, a mix of 1 oz and 10 oz bars may make more operational sense even if the up-front premium is slightly higher.

Does the IRS accept Perth Mint Kangaroo and Swan bullion bar variants?

Yes. The Kangaroo minted bullion bars and the Swan series bullion bars meet IRC §408(m)(3) on both prongs (.9999 fineness and LBMA-accredited refiner). The IRS does not distinguish between cast and minted formats within the Perth Mint bullion line.

The substantive question is whether the small additional minted-bar premium is worth paying for an IRA position. Kangaroo and Swan minted variants typically carry 1 to 3 percentage points over the Perth Mint cast equivalent on the 1 oz size in 2026. Both formats settle into depository storage under the same custody rules as cast Perth Mint bars. The eligibility is statutory; the format choice is operational.

The Perth Mint also strikes Lunar series proof coins and other numismatic products. Those are separate from the bullion bar line and should not enter an IRA at numismatic prices. The bullion bar line and the bullion coin line are the IRA-eligible products; the numismatic line is collector property.

For a first-time IRA buyer about to order Perth Mint bars, four elements need to be settled before the wire authorizing the trade.

1. The metal mix and bar size mix. Gold-only or gold-and-silver, and within each metal default to the largest size that fits the funding amount.
2. The cast-versus-minted decision. Cast for cost efficiency; minted for slightly tighter resale spreads on the recognized Kangaroo or Swan series.
3. The depository preference for segregated versus commingled storage. Segregated is more common for bars given the serial-number trace.
4. The dealer’s BBB record and public complaint history.

Augusta Precious Metals publishes a free company comparison checklist that walks through the dealer-vetting criteria relevant to all four. Augusta operates with salaried, non-commissioned educators on the call under its published Education-First approach (Learn, Talk, Decide). It holds BBB A+ accreditation since 2014 with no complaints on file.

Augusta was named Money Magazine’s Best Overall Gold IRA Company every year from 2022 through 2026. It was also Investopedia’s Most Transparent Gold IRA Company from 2022 through 2026. Augusta’s industry-reported minimum sits around $50,000 for gold IRA accounts. If a smaller initial position is the goal, the comparison checklist lists alternatives with lower thresholds.

More on OPRS

• PAMP Suisse gold bars in IRA: eligibility and premium. The Swiss LBMA-accredited refiner with the closest premium structure to the Perth Mint at the 1 oz and 10 oz sizes, and the CertiPAMP packaging rule depositories enforce.
• Canadian Gold Maple Leaf coin: IRA eligibility and purity rules. The other major sovereign-mint .9999 product, struck by the Royal Canadian Mint, with the embedded DNA Anti-Counterfeit feature.
• Why a home or gun safe is not an IRS-approved depository. The custody rules that govern where IRA-owned Perth Mint bars can physically sit, why home storage triggers a deemed distribution, and the IRS-approved depository network that custodians route to.

Sources cited

1. IRC §408 (Individual retirement accounts, including §408(m)(3) bullion bar carve-out and §408(d) early distribution rules)
2. IRS Publication 590-A (Contributions to Individual Retirement Arrangements, including approved precious metals listings)
3. IRS Publication 590-B (Distributions from Individual Retirement Arrangements, including collectibles tax treatment)
4. London Bullion Market Association, Good Delivery referee and member refiner roster
5. CME Group COMEX gold contract specifications (approved refiner list for delivery)
6. FINRA Investor Alert on Investing in Precious Metals (dealer markup and buy-back caution)
7. SEC investor.gov on Precious Metals (general investor education)

OPRS is not a tax advisor or licensed financial advisor. This material is general educational information about IRA-eligible bullion bar products, not a recommendation to buy or sell any specific bar refiner, size, or format, nor to allocate retirement assets to precious metals. Consult your tax advisor and licensed financial advisor on your specific situation before placing an IRA bullion order. Past performance is not a guarantee of future results.