To provide a method for treating waste oil and waste oil sludge containing palladium and discharged as industrial wastes from various industries and producing a noble metal material, and particularly, a method for treating the waste oil and oil sludge containing palladium at a low cost and efficiently recovering the contained palladium.

In the method for recovering palladium from the waste oil and/or oil sludge containing palladium, a calcium agent is added to the waste oil and/or oil sludge containing palladium in order to recover palladium from the waste oil and/or oil sludge containing palladium, which is subjected to incineration treatment.

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