Other information to collect about your employees includes:

Their full name as it appears on the account into which you pay their wages.You also need your employees to supply the following:

Keep this form on file, and use the CRA’s online calculator to determine much tax to deduct from each paycheque. The information on this form helps determine how much tax to deduct from the employee’s income. When you hire your first employee, you must get their Social Insurance Number and file a TD1 Personal Tax Credits Return. What Employee Information Do I Need to Set Up Payroll?