The expenses of registration incurred under this act shall be paid by the county in all cases except expenses incurred by voter registration agencies and the division of motor vehicles, in which case such expenses shall be paid by such city or such agency. County and city governing bodies, the division of motor vehicles and voter registration agencies upon which this section imposes financial obligation shall make adequate provision to carry out the intent of this act by authorizing sufficient expenditure for both regular and temporary employees, recordkeeping methods approved by the secretary of state and such other expenditures as may be appropriate.