All ordinances shall become effective 30 days from the date of final passage, except the following ordinances, which shall take effect immediately: (a) Those calling or otherwise relating to an election. (b) Those specifically required by this code or by any other law to take immediate effect. (c) Those fixing the amount of money to be raised by taxation, or the rate of taxes to be levied. (d) Those for the immediate preservation of the public peace, health, or safety, which shall contain a declaration

The boundaries of Mendocino County are as follows: Beginning at the southwest corner of Humboldt; thence east on the southern line of Humboldt to the west boundary of Trinity; thence southerly along said west boundary of Trinity two miles more or less to the southwest corner of said county; thence east along the southern boundary of Trinity to the summit of the Coast Range Mountains, forming the southeast corner of Trinity and the northeast corner of Mendocino and being the western boundary of Tehama;