UDS Full Form Is Undivided Share Of Land. When you buy an apartment, you generally buy two things. They are the built-up area and the proportional area of the built-up land. The buildings are occupied by the owners. The share of land allotted to the buyer of the flat in an apartment is called an undivided land share or UDS. https://substance3d.adobe.com/community-assets/profile/org.adobe.user:12531DCF64E710120A495F84@AdobeID