Least Restrictive Environment, or LRE, is the principle that children with disabilities should be educated with their non-disabled peers to the greatest extent that is appropriate. The idea is that the general classroom is the starting point, and a child is only moved to a more separate setting when learning there, even with supports and services, cannot work well.
In practice, LRE is a spectrum rather than a single place. It runs from a full general-education classroom with supports, to a resource room for part of the day, to a smaller self-contained class, and beyond. The team is supposed to consider the least separate option first and only step toward a more restrictive one when there is a real reason. Placement should follow your child's needs, not the school's convenience.
For parents, LRE is a useful lens in meetings. If the team proposes moving your child out of the general classroom, it is fair to ask what supports were tried first and why they were not enough. The goal is the right balance for your child — enough support to make progress, without more separation from typical peers than they truly need.
Related terms
General information and document preparation — not legal advice.