Stenoma exempta is a moth in the Depressariidae family. It was described by Meyrick in 1925. It is found in Brazil (Para). The wingspan is about 17 mm. The forewings are light glossy grey with a marginal series of black dots around the posterior part of the costa and termen, a slender white marginal streak enclosing these around the apex and upper part of the termen. The hindwings are grey.