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Title 9 — PLANNING AND ZONING

Chapter 4 — SUBDIVISIONS

Antioch Municipal Code · 2026-09 edition · updated 2026-10-01 · Antioch

Section

Article 1: Title, Purpose, Scope, and Advisory Agency

9-4.101 Title

9-4.102 Purpose

9-4.103 Scope

9-4.104 Advisory Agency

Article 2: Definitions

9-4.201 Scope

9-4.202 Alley

9-4.203 Bicycle trail

9-4.204 Block

9-4.205 Cul-de-sac

9-4.206 General Plan

9-4.207 Drainage channel or conduit, major

9-4.208 Drainage channel or conduit, minor

9-4.209 Drainage channel or conduit, secondary

9-4.210 Final map

9-4.211 Flood Control District

9-4.212 Flood hazard

9-4.213 Freeway

9-4.214 Frontage

9-4.215 Frontage road

9-4.216 Health Department

9-4.217 Improvement plan

9-4.218 Inundation

9-4.219 Lot

9-4.220 Median

9-4.221 Parcel

9-4.222 Park strip

9-4.223 Planning Commission or Commission

9-4.224 Planning Division

9-4.225 Ponding of local storm water

9-4.226 Engineering Division

9-4.227 Sheet overflow

9-4.228 Specifications

9-4.229 Street

9-4.230 Street, arterial

9-4.231 Street, collector

9-4.232 Street, hillside

9-4.233 Street, industrial

9-4.234 Street, local

9-4.235 Street, private

9-4.236 Street, public

9-4.237 Subdivider

9-4.238 Subdivision

9-4.239 Subdivision Map Act

9-4.240 Tentative map

9-4.241 Thoroughfare

9-4.242 Walkway

Article 3: Tentative Maps

9-4.301 Required

9-4.302 Form

9-4.303 Information

9-4.304 Scale

9-4.305 Contour lines

9-4.306 Details

9-4.307 Supplementary data

9-4.308 Prefiling conferences

9-4.309 Filing; fees

9-4.310 Subdivision conferences

9-4.311 Requests for exceptions

9-4.312 Commission action

9-4.313 Council action

9-4.314 Expiration and extension

9-4.315 Vesting tentative maps; authority

9-4.316 Vesting tentative maps; purpose and intent

9-4.317 Vesting tentative maps; consistency

9-4.318 Vesting tentative maps; definitions

9-4.319 Vesting tentative maps; application

9-4.320 Vesting tentative maps; filing and processing

9-4.321 Vesting tentative maps; fees

9-4.322 Vesting tentative maps; expiration

9-4.323 Vesting tentative maps; approval; effect

9-4.324 Vesting tentative maps; development inconsistent with zoning; conditional approval

9-4.325 Vesting tentative maps; applications inconsistent with current policies

Article 4: Improvement Plans

9-4.401 Submission; checking fees

9-4.402 Form

9-4.403 Details

9-4.404 Filing of corrected plans

9-4.405 City Engineer action

9-4.406 Council action

9-4.407 Appeals

9-4.408 Commencement of work

Article 5: Final Maps

9-4.501 Required

9-4.501.5 Filing

9-4.502 Form

9-4.503 Title sheets

9-4.504 Scale and bearings

9-4.505 Details

9-4.506 Improvement security, supplementary documents, fees, and deposits

9-4.507 Submission

9-4.508 Filing of alternate maps

9-4.509 Time limits for recording

9-4.510 Evidence of title

9-4.511 City Engineer action

9-4.512 Council action

9-4.513 Preliminary soil reports; required

9-4.514 Preliminary soil reports; soil investigations required

9-4.515 Preliminary soil reports; soil investigations; approval

9-4.516 Grading and erosion control

Article 6: Design Requirements

9-4.601 Scope

9-4.602 Alleys and walkways

9-4.603 Blocks

9-4.604 Lots

9-4.605 Sewerage service

9-4.606 Water service

9-4.607 Streets

9-4.608 Classification of streets

9-4.609 Structural design of streets

9-4.610 Street widths

9-4.611 Street grades

9-4.612 Horizontal curves

9-4.613 Pavement crowns

9-4.614 Street intersections

9-4.615 Street grading

9-4.615.1 Street names

9-4.616 Street signs

9-4.617 Street trees

9-4.617.1 Street lighting

9-4.618 Sidewalks, walkways, and bicycle pathways

9-4.619 Curbs, curb lines, and turnarounds

9-4.620 Traffic safety devices

9-4.621 Survey monuments

9-4.622 General drainage requirements

9-4.623 Drainage; culverts, roadside ditches, and appurtenances

9-4.624 Drainage; channels, conduits, and appurtenances

9-4.625 Drainage; ponding areas

9-4.626 Drainage; levees

9-4.627 Drainage easements

9-4.628 Subdrain facilities

9-4.629 Fire hydrants

9-4.630 Driveways

9-4.631 Fences

9-4.632 Improvement of existing facilities

9-4.633 Underground utilities

9-4.634 Arterial street bus turnouts

9-4.635 Arterial street bus turnouts; definitions

9-4.636 Arterial street bus turnouts; developments; notices to the Transit District

9-4.637 Arterial street bus turnouts; reviews by the Transit District; determinations

9-4.638 Arterial street bus turnouts; failure of the Transit District to respond

9-4.639 Arterial street bus turnouts; requirements for construction

Article 7: Construction of Improvements

9-4.701 Specifications

9-4.702 Inspections

9-4.703 Completion

9-4.704 Acceptance

Article 8: Exceptions

9-4.801 Authority

9-4.802 Applications

9-4.803 Commission action

Article 9: Certificates, Community Improvements, and Penalty

9-4.901 Certificates

9-4.902 Community improvements

9-4.903 Penalty

Article 10: Regulations for the Dedication of Land, the Payment of Fees, or Both, for Park and Recreational Lands

9-4.1001 Purpose

9-4.1002 Requirements

9-4.1003 General standards

9-4.1004 Standards and formula for the dedication of land

9-4.1005 Fee determinations

9-4.1006 Criteria for requiring both the dedication of land and the payment of fees

9-4.1007 Amount of fees in lieu of land dedications

9-4.1008 Determinations of the dedication of land or the payment of fees

9-4.1009 Credit for improvements

9-4.1010 Credit for private recreation improvements

9-4.1011 Procedure

9-4.1012 Schedule of development and commitment of funds

9-4.1013 Exemptions

9-4.1014 Fees to be placed in the Park Fee Trust Fund

Article 12: Minor Subdivisions; Parcel Maps

9-4.1201 Applications; minor subdivision maps

9-4.1202 Action by the Commission

9-4.1203 Time limits; minor subdivision maps

9-4.1204 Minor subdivision maps; appeals

9-4.1205 Exceptions

9-4.1206 Form and content of parcel maps

9-4.1207 Parcel maps; supplementary documents

9-4.1208 Improvement plans

9-4.1209 Parcel map checking; approval

9-4.1210 Checking, recording, and inspection fees

9-4.1211 Building permits

9-4.1212 Voidable sales or transfers

9-4.1213 In lieu park and recreational land dedication fees

Article 13: Reversion to Acreage by Maps

9-4.1301 Reversion to acreage by maps

9-4.1302 Mergers of contiguous parcels

Article 14: Property Development Taxes

9-4.1401 Findings

9-4.1402 Definitions

9-4.1403 Imposition of taxes

9-4.1404 Exceptions

9-4.1405 Tax liability and enforcement

9-4.1406 Payment required before commencing construction

9-4.1407 Refunds

9-4.1408 Provisions not applicable to construction where land dedicated or fees paid

Article 15: School Site Dedications

9-4.1501 Requirements

9-4.1502 Procedure

9-4.1503 Payments to subdivider for school site dedication

9-4.1504 Exemptions

Article 16: Reservations

9-4.1601 Requirements

9-4.1602 Standards and formula for the reservation of land

9-4.1603 Procedure

9-4.1604 Payment

9-4.1605 Termination

Article 17: Environmental Impact and General Plan Compliance

9-4.1701 Environmental impact reports

Article 18: Conformity to General Plan and Waivers

9-4.1801 General Plan conformance; time for or waivers of reports

Article 19: Bridge Benefit Districts

9-4.1901 Title

9-4.1902 Authority

9-4.1903 Purpose

9-4.1904 Reference to the General Plan

9-4.1905 Benefit areas

9-4.1906 Public hearings

9-4.1907 Allocation of costs

9-4.1908 Thoroughfare fees

9-4.1909 Bridge fees

9-4.1910 Written protests

9-4.1911 Deposit of fees

9-4.1912 In lieu considerations

Article 20: Floodplain Management

9-4.2001 Purpose

9-4.2002 Methods of reducing flood losses

9-4.2003 Definitions

9-4.2004 General provisions

9-4.2005 Administration

9-4.2006 Permitted uses and standards for the FP-1 (Floodway) Combining District

9-4.2007 Permitted uses and standards for the FP-2 (Flood Fringe) Combining District, both tidal and nontidal

9-4.2008 Additional regulations for the FP-2 (Flood Fringe) Combining District; areas subject to tidal inundation

9-4.2009 Standards for utilities

9-4.2010 Standards for subdivisions

9-4.2011 Standards for manufactured homes

9-4.2012 Variances and appeals; procedure

9-4.2013 Variances; conditions

Article 21: Public Facility Benefit Districts

9-4.2101 Title

9-4.2102 Purpose

9-4.2103 Benefit areas

9-4.2104 Engineer's report

9-4.2105 Public hearing

9-4.2106 Allocation of cost

9-4.2107 Deposit of fees

9-4.2108 In lieu considerations

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