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  "id": "iso-cg-20-01-04-13",
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  "contentVersion": "2026.08.31",
  "generatedFor": "2026-09-06",
  "operator": {
    "legalName": "WJB Services, Inc.",
    "dba": "Bollinsure Insurance Services",
    "license": "6013787",
    "licenseAuthority": "California Department of Insurance"
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  "license": "Text on this page may be quoted with attribution and a link to the canonical URL.",
  "notice": "Public page facts only. This record contains no visitor question, no tool input, and no identifier. It is not a coverage determination, an eligibility decision, or individualized advice.",
  "title": "ISO form CG 20 01, edition 04 13, Primary And Noncontributory - Other Insurance Condition",
  "publisher": "Insurance Services Office, Inc. (form text), posted by the Independent Insurance Agents of Texas",
  "url": "https://www.iiat.org/uploads/files/general/InfoCentral/Commercial-GL/cg2001.pdf",
  "officialHost": true,
  "sourceType": "policy-form",
  "authorityLevel": "standards-body",
  "primary": true,
  "jurisdiction": "n/a",
  "publishedDate": "unknown",
  "effectiveDate": "n/a",
  "accessedDate": "2026-08-31",
  "lastChecked": "2026-08-31",
  "updateCadence": "ISO revises commercial general liability endorsement editions periodically; a later edition may supersede the 04 13 edition.",
  "status": "active",
  "supportsClaims": [
    {
      "claimId": "iso-cg-20-01-04-13#c1",
      "canonicalUrl": "https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13#c1",
      "checksum": "6495fb8a1999",
      "text": "The form carries the designation CG 20 01 04 13, is titled 'Primary And Noncontributory - Other Insurance Condition', modifies insurance provided under the Commercial General Liability Coverage Part and the Products/Completed Operations Liability Coverage Part, and carries the footer 'Insurance Services Office, Inc., 2012'."
    },
    {
      "claimId": "iso-cg-20-01-04-13#c2",
      "canonicalUrl": "https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13#c2",
      "checksum": "c2bb87ef5348",
      "text": "The form states that the following is added to the Other Insurance Condition 'and supersedes any provision to the contrary'."
    },
    {
      "claimId": "iso-cg-20-01-04-13#c3",
      "canonicalUrl": "https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13#c3",
      "checksum": "1add6a830fbc",
      "text": "The added language reads: 'This insurance is primary to and will not seek contribution from any other insurance available to an additional insured under your policy provided that: (1) The additional insured is a Named Insured under such other insurance; and (2) You have agreed in writing in a contract or agreement that this insurance would be primary and would not seek contribution from any other insurance available to the additional insured.'"
    },
    {
      "claimId": "iso-cg-20-01-04-13#c4",
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      "checksum": "36c704256331",
      "text": "CG 20 01 04 13 is a separate endorsement from the additional insured endorsements CG 20 10 and CG 20 37."
    },
    {
      "claimId": "iso-cg-20-01-04-13#c5",
      "canonicalUrl": "https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13#c5",
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      "text": "CG 20 01 04 13 is titled Primary And Noncontributory - Other Insurance Condition and modifies the Commercial General Liability Coverage Part and the Products/Completed Operations Liability Coverage Part."
    },
    {
      "claimId": "iso-cg-20-01-04-13#c6",
      "canonicalUrl": "https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13#c6",
      "checksum": "3326b0379cff",
      "text": "The endorsement adds to the Other Insurance Condition, and supersedes any provision to the contrary, that this insurance is primary to and will not seek contribution from any other insurance available to an additional insured under the policy, provided that the additional insured is a Named Insured under such other insurance and the named insured has agreed in writing in a contract or agreement that this insurance would be primary and would not seek contribution from any other insurance available to the additional insured."
    }
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  "reliedOnBy": [
    {
      "kind": "Question",
      "title": "When can a contract require additional insured status?",
      "url": "https://bestinsuranceresearch.com/questions/contract-additional-insured-status"
    },
    {
      "kind": "Coverage",
      "title": "Commercial General Liability (CGL)",
      "url": "https://bestinsuranceresearch.com/insurance/commercial-general-liability"
    },
    {
      "kind": "Example",
      "title": "Reading CG 20 10, CG 20 37 and CG 20 01 to see why one contract sentence usually asks for three separate endorsements",
      "url": "https://bestinsuranceresearch.com/examples/additional-insured-takes-three-endorsements"
    },
    {
      "kind": "Module",
      "title": "Contract Insurance Requirements (2 checks)",
      "url": "https://bestinsuranceresearch.com/tools/contract-requirements"
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  "reliedOnByCount": 4,
  "citation": {
    "text": "Insurance Services Office, Inc. (form text), posted by the Independent Insurance Agents of Texas. \"ISO form CG 20 01, edition 04 13, Primary And Noncontributory - Other Insurance Condition.\" unknown. https://www.iiat.org/uploads/files/general/InfoCentral/Commercial-GL/cg2001.pdf (retrieved 2026-08-31).",
    "viaThisSite": "BestInsurance Research source record iso-cg-20-01-04-13, content version 2026.08.31. https://bestinsuranceresearch.com/sources/iso-cg-20-01-04-13",
    "note": "Cite the underlying source when you can. Cite this record when you are describing our synthesis or our claim list."
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}