The marital and non-marital portions of an asset's present value should be in the same proportion as the value of the marital and non-marital contributions to the property.
Rosenberg v. Rosenberg, 497 A. 2d 485 (Md. App. 1985). Courts look at the efforts put in by the parties, and any appreciation due to inflation or market forces is purely separate property.
To learn more about the appreciation of property in divorce, consult our explanation here.
