Hunter Biden Says Gun, Tax Cases Invalid After Failed Deal (1)

Hunter Biden shouldn’t face federal tax and gun charges because a failed plea deal he reached with federal prosecutors in July remains binding, his lawyers argued in court filings.

Lawyers for Biden, the son of President Joe Biden, challenged the indictment that Special Counsel David Weiss brought against him in September on three firearm-related offenses. But a footnote in the 29-page filing Monday said new tax-related charges brought against Biden last week are also invalid.

Biden’s lawyers argue that all the charges should be dropped because their client has immunity under a deal he struck with Weiss in July, ...