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Earlier editions: 2026-07

Title 16 — Subdivisions

Rio Vista Municipal Code Ch. 16.24 Major Subdivisions—final Maps

Rio Vista Municipal Code · 2026-10 edition · updated 2026-10-04 · Rio Vista

Cite as: Rio Vista Municipal Code Chapter 16.24 · Text as of 2026-10-04

§ 16.24.010. General requirements.

The final map shall be prepared by or under the direction of a registered civil engineer or licensed land surveyor.

A. Survey Required.

  1. An accurate and complete survey of the land to be subdivided shall be made by a registered civil engineer or licensed land surveyor. All monuments, property lines, centerlines or streets, alley and easements adjoining or within the subdivision shall be tied into the survey. The allowable error of closure on any portion of the final map shall not exceed 1/10,000 for field closures and 1/20,000 for calculated closure.

  2. At the time of making the survey for the final map, the engineer or surveyor shall set sufficient durable monuments to conform with the standards described in Section 8771 of the Business and Professions Code so that another engineer or surveyor may readily retrace the survey. At least one exterior boundary line shall be monumented prior to recording the final map. Other monuments shall be set as required by the city engineer.

B. Form.

  1. The form of the final map shall conform to the Subdivision Map Act and as provided herein.

  2. The size of each sheet shall be 18 by 26 inches. A marginal line shall be drawn completely around each sheet, leaving an entirely blank margin of one inch. The scale of the map shall be not less than 1" = 100" or as may be necessary to show all details clearly, and enough sheets shall be used to accomplish this end. The particular number of the sheet and the total number of sheets comprising the map shall be stated on each of the sheets, and its relation to each adjoining sheet shall be clearly shown. When four or more sheets including the certificate sheet are used, a key sheet will be included.

  3. All printing or lettering on the map shall be of one-eighth inch minimum height and of such shape and height as to be readily legible on prints and other reproductions made from the original drawings.

  4. The final form of the final map shall be as approved by the city engineer.

C. Contents. The contents of the final map shall conform to the Subdivision Map Act and as provided herein.

  1. Boundary. The boundary of the subdivision shall be designated by a heavy black line in such a manner as not to obliterate figures or other data.

  2. Title. Each sheet shall have a title showing the subdivision number and name and the location of the property being subdivided with reference to maps which have been previously recorded, or by reference to the plat of a United States Survey. The following words shall appear in the title, "In the City of Rio Vista."

  3. Certificates. The following certificates shall appear only on the cover sheet.

a. Owner's Certificate. A certificate, signed and acknowledged by all parties having record title interest in the land subdivided, excepting those parties having rights-of-way, easements, or other interests which cannot ripen into a fee, or exceptions provided by the Subdivision Map Act and consenting to the preparation and recordation of the map and offering for dedication to the public certain specific parcels of land.

b. Engineer's Certificate.

i. A certificate by the engineer or responsible party for the survey and final map shall appear on the map. The certificate shall give the date of the survey, state that the survey and final map were made by or under the direction of the engineer or surveyor, and that the survey is true and complete as shown.

ii. The certificate shall also state that all the monuments are of the character and occupy the positions indicated, or that they will be set in such positions on or before a specified later date. The certificate shall also state that the monuments are, or will be sufficient to enable the survey to be retraced.

iii. The certificate shall state that the map complies to the Subdivision Map Act and the provisions of this title.

c. City Engineer's Certificate. A certificate by the city engineer stating that the map has been examined and that it is in accord with the tentative map and any approved alterations thereof, complies with the Subdivision Map Act of the state and the provisions of this title, and is technically correct.

d. Planning Commission Certificate. A certificate by the secretary of the planning commission stating that the tentative map was approved by resolution of the planning commission. The date and number of the resolution shall appear in the certificate.

e. City Clerk's Certificate. A certificate for execution by the city clerk stating the date and number of the resolution adopted by the city council approving the final map and stating that the city council accepted, subject to improvement or rejected on behalf of the public, any real property offered for dedication for public use in conformity with the terms of the offer of dedication.

f. Certificate of Soils and Geologic Report. When a soils report, a geologic report, or soils and geologic reports have been prepared specifically for the subdivision, such reports, and the name of the engineer making the soils report and geologist making the geologic report and the location where the reports are on file shall appear on the certificate. The certificate shall read, "A soils and/or geologic report for Subdivision No. ________was prepared by me or under my direction and was filed with the City on Date."

g. County Recorder's Certificate.

i. A certificate to be executed by the county recorder stating that the map has been accepted for filing; that the map has been examined and that it complies with the provisions of state laws and local ordinances governing the filing of final maps.

ii. The certificate shall show who requested the filing of the map, the time and date the map was filed and the book and page where the map was filed.

h. County Clerk's Certificate. A certificate to be executed by the county clerk stating that all taxes due have been paid or that a tax bond assuring the payment of all taxes which are a lien but not yet payable has been filed with the county.

  1. Scale, North Point and Basis of Bearings.

a. There must appear on each map sheet the scale, the north point and the basis of bearings based on Zone III of the California Co-Coordinates, and the equation of the bearing to true north. The basis of bearings shall be approved by the city engineer.

b. Easements not disclosed by the records in the office of the county recorder and found by the surveyor or engineer to be existing, shall be specifically designated on the map, identifying the apparent dominant tenements for which the easement was created.

c. The sidelines of all easements of record shall be shown by dashed lines on the final map with the widths, lengths and bearings of record. The width and location of all easements shall be approved by the city engineer.

  1. Linear, Angular and Radial Data. Length, radius and total central angle or radial bearings of all curves shall be shown. Ditto marks shall not be used in the dimensions and data shown on the map.

  2. Monuments. The location and description of all existing and proposed monuments shall be shown. Standard city monuments shall be set at (or from offsets as approved by the city engineer) the following locations:

a. The intersection of street centerlines;

b. Beginning and end of curves in centerlines;

c. At other locations as may be required by the city engineer.

  1. Lot Numbers. Each lot shall be shown entirely on one sheet of the final map, unless otherwise approved by the city engineer.

  2. Adjoining Properties. The adjoining corners of all adjoining subdivisions shall be identified by subdivision number, or name when not identified by official number, and reference to the book and page of the filed map showing such subdivision; and if no such subdivision is adjacent, then by the name of the owner and reference to the recorded deed by book and page number for the last recorded owner of such adjacent property.

  3. City Boundaries. City boundaries which cross or join the subdivision shall be clearly designated.

  4. Street Names. The names of all streets, alleys, or highways within or adjoining the subdivision shall be shown.

  5. Easements.

a. Easements for roads or streets, paths, storm water drainage, sanitary sewers or other public use as may be required, shall be dedicated to the public for acceptance by the city or other public agency, and the use shall be specified on the map. If at the time the final map is approved, any streets, paths, alleys or storm drainage easements are not accepted by the city council, the offer of dedication shall remain open and the city council may, by resolution at any later date, accept and open the streets, paths, alley or storm drainage easements for public use, which acceptance shall be recorded in the office of the county recorder.

b. All easements and rights of way of record shall be shown on the map, together with the name of the grantee and sufficient recording data to identify the conveyance, e.g., recorder's serial number and date, or book and page of official records.

(Prior code Appendix C § 4.3.0)

Exceptions & meaning →

§ 16.24.020. Submittal for city approval of final map and improvement plans—Preliminary…

The subdivider shall submit sets of improvement plans and final maps accompanied by the following data, reports and documents in a form and number as approved by the city engineer:

A. Improvement Plans. Improvement plan in accordance with Section 16.44.070;

B. Soils report;

C. Title Report. A title report showing the legal owners at the time of submittal of the final map;

D. Improvement Bond Estimate. The improvement bond estimate shall include all improvements within public rights of way, easements, and common areas;

E. Deeds for Easements or Rights-of-Way. Deeds for easements for rights-of-way required for road or drainage purposes which have not been dedicated on the final map. Written evidence acceptable to the city in the form of rights of entry or permanent easements across private property outside of the subdivision permitting or granting access to perform necessary construction work and permitting the maintenance of the facility;

F. Traverse Closures.

  1. Traverse closures for the boundary blocks, lots, easements, street centerlines and monument lines.

  2. The error of field closures in the traverse around the subdivision and around the interior lots or blocks shall not exceed one part in 1/20,000;

G. Hydrology and Hydraulic Calculations. Complete hydrology and hydraulic calculations of all storm drains;

H. Organization Documents.

  1. The submittal of the final map or parcel map shall include the proposed declaration of covenants, conditions and restrictions, and all other organizational documents for the subdivision in a form as prescribed by Section 1355 of the Civil Code of the state of California. All documents shall be subject to review by the city engineer and city attorney.

  2. Any additional data, reports of information as required by the city engineer.

(Prior code Appendix C § 4.3.1)

Exceptions & meaning →

§ 16.24.030. Return for corrections.

Upon completing the preliminary check the city engineer shall note the required correction of the preliminary prints, reports and data and return one set to the subdivider's engineer for revision.

(Prior code Appendix C § 4.3.2)

Exceptions & meaning →

§ 16.24.040. Resubmittal.

The subdivider's engineer shall submit in amounts as directed, sets of the revised map, reports and date to the city engineer. After checking the revisions, one set shall be returned to the subdivider's engineer marked "approved as submitted," "approved when corrected as noted" or, "revise and resubmit."

(Prior code Appendix C § 4.3.3)

Exceptions & meaning →

§ 16.24.050. Approval by the city engineer.

A. Upon receipt of an approved print, the subdivider shall submit the original tracing of the revised map, prepared in accordance with the Subdivision Map Act and this title and corrected to its final form, and signed by all parties required by the Map Act and this title to execute the certificates on the map, to the city engineer.

B. The city engineer and secretary of the planning commission shall sign the appropriate final map certificates and transmit the original to the city clerk.

(Prior code Appendix C § 4.3.4)

Exceptions & meaning →

§ 16.24.060. Approval by the city council.

A. The city council shall consider the final map for approval within 10 days after filing with the city clerk, or at its next regular meeting at which it receives the map, whichever is later. The city council shall have approved the subdivision improvement agreement before approving the final map.

B. If the subdivision improvement agreement and final map are approved by the city council, it shall instruct the mayor to execute the agreement on behalf of the city. If the subdivision improvement agreement and/or final map is unacceptable, the council shall make their recommended corrections, instruct the city engineer to draft a new agreement and/or revise the final map and defer approval until an acceptable agreement and/or final map has been resubmitted.

(Prior code Appendix C § 4.3.5)

Exceptions & meaning →

§ 16.24.070. Denial by the city council.

The city council shall deny approval of the final map upon making any of the findings contained in subsection 16.20.050(C).

(Prior code Appendix C § 4.3.6)

Exceptions & meaning →

§ 16.24.080. Filing with the county recorder.

Upon approval of the final map by the city council and receipt of the improvement security by the city engineer, the city clerk shall execute the appropriate certificate on the certificate sheet and forward the map, or have an authorized agent forward the map, to the clerk of the county board of supervisors for transmittal to the county recorder.

(Prior code Appendix C § 4.3.7)

Exceptions & meaning →

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