Welcome to the Mendocino County Assessor’s Website

The Assessor is responsible for determining the assessed value of all taxable Real and Personal Property located within Mendocino County.  Some of the many duties of the Assessor’s office are listed below: 

• Discover, Locate, Map and Value All Taxable Property Within the County
• Prepare the Assessment (Tax) Roll
• Review & Application of Appropriate Exemption
• Perform Mandatory Audits of Businesses (Whose Property Statements have Exceeded $400,000 for the Last Four Years)
• Represents the County at Local Assessment Appeal Hearings

Forms

• Property Tax Information
• Business Personal Property
• Change of Ownership Statements
• Exemptions - Homeowners', Institutional, Disabled Veterans, and Others
• New Construction Exclusion from Reassessment
• Proposition Forms
  
• Other Forms

Business Personal Property

• Agricultural Property Statement (BOE 571-A)
• Air Carrier's Operation Report-Flight Detail (BOE 570-1L)
• Air Carrier's Operation Report-Flight Equipment (BOE 570-2)
• Air Carrier's Operation Report-Aircraft (BOE 570-3)
• Aircraft Property Statement (BOE 577)
• Alternate Schedule A for Bank, Insurance Company Fixtures (BOE 571-LA)
• Apartment House Property Statement (BOE 571-R)
• Business Property Statement (BOE 571-L)
• Business Property Statement Supplemental Schedule (BOE 571-D)
• Horse Property Statement (BOE 571-K)
• Mining Claim Production Report (BOE 560-C)
• Mutual or Private Water Company Property Statement (BOE 540-S)
• Power Plant Property Statement (BOE 571-C)
• Statement of Agency
• Vessel Property Statement (BOE 576-D)
• Vessels - 4% Assessment (BOE 576-E)

Change of Ownership Statements

• Change of Ownership Statement (Death of Real Property Owner) (BOE 502-D)
• Preliminary Change of Ownership Report (BOE 502-A)(To submit with deed at time of Recording)
• Change of Ownership Statement (BOE 502-AH)
• Security Interest Affidavit
• Affidavit of Cotenant Residency (BOE 58-H)

Exemptions

• Exemption of Work of Art (BOE 260)
• Exemption of Certain Aircraft (BOE 260-A)
  
• Aircraft of Historical Significance (BOE 260-B)
• Cemetery Exemption (BOE 265)
• Cemetery Exemption Change in Eligibility or Termination Notice (BOE 265-NT)
  
• Church Exemption (BOE 262-AH)
• College Exemption (BOE 264-AH)
• Disabled Veteran's Exemption (BOE 261-G)
• Exhibition Exemption Claim (BOE 270-AH)
  
• Free Public Library/Museum Exemption (BOE 268-B)
• Homeowners' Exemption (BOE 266)
• Lessors' Exemption (BOE 263)
• Qualified Lessors' Exemption (BOE 263-A)
• Welfare Exemption Supplemental Affidavit (BOE 267-R)
• Public School Exemption (BOE 268-A)
• Religious Exemption (BOE 267-S)
• Religious Exemption Change in Eligibility or Termination Notice Card (BOE 267-SNT)
• Exemption of Low-Income Tribal Housing (BOE 237)
• Supplemental Affidavit Lower-Income Tribal Households (BOE 237-A)
  
• Veterans' Exemption (BOE 261)
• Welfare Exemption- First Filing (BOE 267)
• Welfare Exemption - Annual Filing (BOE 267-A)

• Welfare Exemption - Supplemental Affidavit - Elderly and Handicapped (BOE 267-H)
• Welfare Exemption - Supplemental Affidavit- Lower Income (BOE 267-L)
• Welfare Exemption - Supplemental Affidavit - Limited Partnership (BOE 267-L1)
• Welfare Exemption - Supplemental Affidavit - Organization & Persons using Claimant's Real Property (BOE-267-O)

New Construction Exclusion from Reassessment

• Disabled Persons Claim for Exclusion of New Construction (BOE 63)
• Claim for Disabled Accessibility Construction (BOE 63-A)
• Seismic Safety Construction Exclusion (BOE 64)
• Solar Energy System New Construction Exclusion (BOE 64-SES)
  
• Claim for New Construction Exclusion from Supplemental Assessment 
• Claim for Rain Water Capture System-New Construction Exclusion

Propositions

Prop 8

• Reassessment Request

Prop 19 - *NEW* - CHECK EACH FORM FOR EFFECTIVE DATE

• Transfer of Base Year Value To Replacement Primary Residence for Persons at Least Age 55 Years (BOE 19-B)
• Certification of Value by Assessor for Base year Value Transfer (BOE 19-C)
• Transfer of Base Year Value to Replacement Primary Residence for Severely Disabled Persons (BOE 19-D)
• Certificate of Disability (BOE 19-DC)
• Reassessment Exclusion for Transfer Between Grandparent and Grandchild Occurring on or After February 16, 2021 (BOE 19-G)
• Reassessment Exclusion for Transfer Between Parent and Child Occurring on or After February 16, 2021 (BOE 19-P)
• Transfer of Base Year Value to Replacement Primary Residence for Victims of Wildfire or Other Natural Disaster (BOE 19-V)

Prop 58 & 193 - CHECK EACH FORM FOR EFFECTIVE DATE

• Parent-Child Transfer Prop. 58 (BOE 58-AH)
• Grandparent to Grandchild, Prop. 193 (BOE 58-G)

Prop 60, 90, & 110 - CHECK EACH FORM FOR EFFECTIVE DATE

• Person(s) at least 55 Years of Age-Replacement Dwelling, Prop. 60 & 90 (BOE 60-AH)
• Severely & Permanently Disabled Owners, Prop. 110 (BOE 62)
• Certificate of Disability (BOE 62-A)
• Notice of Rescission of Claim to Transfer Base Year Value to Replacement Dwelling Under R&T Code Section 69.5 (BOE 60-NR)

Prop 65

• Transfer of Base Year Value from Contaminated Property (BOE 65-CP)
• Claim for Intracounty Transfer of Base Year For Property Damaged (BOE 65-P)
• Claim for Intercounty Transfer of Base Year For Property Damaged (BOE 65-PT)

Other Forms

• Application for Reassessment of Property Damaged by Misfortune or Calamity
• Change of Address
• Application for Reassessment of Property damaged Oct. 2017 Redwood Complex fire
• Property Taken By Government Action (BOE 68)

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