Short answer: dual intent means certain nonimmigrant classes (e.g. H-1B, L-1) allow holders to pursue permanent residence without violating temporary-intent rules. Tourist and many student categories do not.
Dual-Intent Visa Concepts
Written by Global Immigrate consultants · Reviewed by Oscar Yip, Founder & Managing Director
Summary
Some nonimmigrant classes allow concurrent immigrant intent.
FAQ
B-1/B-2 dual intent?
No.
F-1 students?
Generally must maintain nonimmigrant intent — detailed rules apply.
Help work while waiting for a green card?
That is part of the design.