Net Minnesota tax collections were $1.35 billion in August, falling just short of officials' projections in February, the Minnesota Management and Budget Office reported Wednesday.

Overall income tax, sales tax and corporate taxes were off a combined $10 million, about 0.7 percent below a February forecast.Individual income tax withholding was $621 million in August, sales tax receipts were $503 million. For fiscal year 2015, tax collections are at $2.3 billion, down 3.3 percent from estimates.

Minnesota Management and Budget officials said in a statement that monthly revenue reports are preliminary and can vary wildly from month to month.