There are two charges, and neither a very specific. The first is that he "knowingly and intentionally" transferred Social Security numbers with the intent to commit fraud in order to secure items valued at over $1,000. The other is that he used at least one of the numbers personally.
Since principal photography for One Tree Hill has wrapped for this season Tanner's fate is unlikely to effect that of Skills on the show in the coming weeks. But it's extremely unlikely that the producers will allow Tanner to continue as a member of the cast, meaning the character will likely be written out of the story in short order.
Tanner, who splits his year between Los Angeles and Wilmington, North Carolina, where One Tree Hill is filmed, is 34 years old. He previously starred with Samuel L. Jackson in Coach Taylor.
SOURCE: onetreeblog.com