Story highlights "There is no such thing as an election violation related to frequency of voting," Iowa Secretary of State Paul Pate said

"I will apologize to no one for using every tool we can to encourage Iowa voters to come out and vote," Cruz said

Washington (CNN) Iowa's secretary of state on Saturday blasted Ted Cruz's campaign over a controversial mailer that aims to drive voters to the polls for Monday's caucuses by claiming they have committed "violations."

"Today I was shown a piece of literature from the Cruz for President campaign that misrepresents the role of my office, and worse, misrepresents Iowa election law," Paul Pate, a Republican, said in a statement Saturday.

The mailer gave the recipient, along with their neighbors, poor grades based on their individual voting history. On one side, the mailer reads: "ELECTION ALERT: VOTER VIOLATION," "PUBLIC RECORD" and "FURTHER ACTION NEEDED."

The other side of the mailer says "VOTING VIOLATION" in red letters at the top before text that reads:

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