The US lacks an Independent Treasury.
Gold distributed from county jails and courthouses is necessary. If these facilities are expected to keep people safe, then they can keep gold safe. This allows the government to verify with X-Ray Fluorescence analyzers any gold that passes through their facility. This is the Independent Treasury.
At an Independent Treasury facility, debit cards are issued which require storing an ounce of gold to open an account, and, in exchange, a line of credit is offered with a limit of the value of the stored gold.
At the Independent Treasury
With you wherever you go
To add funds to the debit card, the Independent Treasury accepts gold and any other accepted asset.
At the Independent Treasury any accepted asset can be traded for gold or any other accepted asset.
If you reach your line of credit limit you forefeit your gold ounce and your account will be frozen.
An online portal may be available if purchase protection is not a feature.