Immigration
For immigration purposes, where there are two counts charged, but they are from a single event, case, and sentence, the petitioner remains a first-time offender.
Concurrence: Single case and sentence. The critical thing is that the petitioner has not previously been considered a first time offender.
https://d3bsvxk93brmko.cloudfront.net/datastore/opinions/2016/02/02/13-70620.pdf
Since 2011. An occasional commonplacing of the U.S. Circuit Courts of Appeal.
Neither an authoritative statement of the law nor legal advice. Quick work.