An Employee may revoke the Employee's "Voluntary Authorization Deduction of Dues" at any time by written notification to the Employer on a form provided by the Employer. Payroll deductions shall terminate when a revocation has been delivered to the University Payroll Office at least thirty (30) calendar days prior to the last payday of the calendar month. The Employer shall provide a copy of any revocation request to the HOA within five (5) days of receipt.