2014-2015

public static DateTime PermitValidFrom (string financialYear)
{
    string startFinancialYear;
    string endFinancialYear;
    DateTime startOfFinancialYear;

    startFinancialYear = financialYear.Substring(1, 4);
    endFinancialYear = financialYear.Substring(6, 4);

//need to work out start of the financial year based on this period

    return startOfFinancialYear;
}