The mini digger worth about £4,000 was stolen from the Crowborough Animal Welfare Society in Alice Bright Lane on Friday morning shortly after 8am.
The mini yellow digger (801.4) has the postcode BN26 6QY painted in black on the roof.
Anyone who saw what happened, or has any other information, is asked to call Sussex Police on 101 or email 101@sussex.pnn.police.uk quoting serial 1320 of 21/2. You can also call the independent charity Crimestoppers anonymously on 0800 555 111.
