The governing body may from time to time amend this chapter. Amendments
to this chapter shall become effective only after a public hearing held pursuant
to public notice. Each such amendment to this chapter shall be submitted to
the County Planning Commission 30 days prior to the scheduled public hearing
for review and report. The governing body shall not approve an amendment to
this chapter until the county report is received, or until the expiration
of 30 days from the date the amendment was forwarded to the county.