Land thawing (rezoning of agricultural land)
In short
"Thawing" is not a legal term but market slang for rezoning. When someone says "the land is being thawed", the right question is: which plan, at what stage, and who approved it.
The professional explanation
The usual stages: inclusion in a comprehensive or district outline plan as a development area, preparing a detailed plan, deposit decision, publication for objections, hearing objections, approval and publication for validity. Then: reparcelation plan, infrastructure and permits.
Marketing land "in thawing" legally requires presenting the true planning status; the Israel Securities Authority and the Planning Administration have published warnings about agricultural land marketed with exaggerated promises.
Successful rezoning does not guarantee profit: expropriations, betterment levy (50% of the value increase), development costs and taxes can erode a large share of the uplift.
Example from the field
Aggressive marketing presented Sharon land as "thawing within two years". In reality it was at a municipal "concept plan" stage, not deposited. Rezoning took far longer, and buyers paid a price that assumed a certainty that did not exist.