Enables diacylglycerol diphosphate phosphatase activity; lipid phosphatase activity; and phosphatidate phosphatase activity. Involved in phospholipid dephosphorylation; phospholipid metabolic process; and sphingolipid metabolic process. Is integral component of plasma membrane. Orthologous to human PLPP1 (phospholipid phosphatase 1). [provided by Alliance of Genome Resources, Apr 2022]