Source register
Sources and reference standard
Where Gold Finder checks product specifications, investment-gold rules and market context.
Gold Finder prefers the organization responsible for a specification or rule: official mint for coin data, authority for tax guidance, LBMA for Good Delivery references, Amazon for marketplace facts and World Gold Council for market-wide demand data.
Reviewed September 2026
What to know first
Official mint for coin specifications.
Authority for tax rules.
Amazon for marketplace offers.
Publication date recorded for changing facts.
Product specifications
Official mint and refiner pages are the first reference for weight, fineness, dimensions and security features. Marketplace titles are checked against the exact product where possible.
Rules and tax
Only official government guidance should support tax claims. Because individual circumstances differ, pages explain the general rule and direct readers to the current authority.
Market context
World Gold Council demand research can explain broad bar-and-coin trends. It is not used to predict an individual product price or guarantee future performance.
Questions answered
Frequently asked questions
Why use primary sources?
They reduce errors introduced when specifications or rules are repeatedly summarized.
How recent are sources?
Time-sensitive claims show a review date and are checked during scheduled content reviews.
Can readers report an error?
Yes. The legal notice contains the operator’s contact information.
Primary sources
Use these official references to check specifications and rules that may change.
Bundesfinanzministerium – AnlagegoldLBMA – Good DeliveryWorld Gold Council – Anlagegold