GC while on TN

[tncanuck]

I am on a TN and married to an LPR. Can I petition for a family based GC while on a TN, or do I need to switch to a visa (e.g. H1-B) that allows for "immigration intent" first?

 

[Triple Citizen]

How much longer before the LPR becomes a US citizen?

I am on a TN and married to an LPR. Can I petition for a family based GC while on a TN, or do I need to switch to a visa (e.g. H1-B) that allows for "immigration intent" first?