{
  "url": "https://openlegislation.uk/family-proceedings-rules-1991/rule-9.4",
  "json_url": "https://openlegislation.uk/family-proceedings-rules-1991/rule-9.4.json",
  "legislation": "uksi/1991/1247",
  "legislation_title": "The Family Proceedings Rules 1991",
  "legislation_url": "https://openlegislation.uk/family-proceedings-rules-1991",
  "path": "rule/9.4",
  "kind": "rule",
  "number": "9.4",
  "heading": "Petition for nullity on ground of mental disorder",
  "text": "(1) Where a petition for nullity has been presented on the ground that at the time of the marriage the respondent was suffering from mental disorder within the meaning of the Mental Health Act 1983 of such a kind or to such an extent as to be unfitted for marriage, then, whether or not the respondent gives notice of intention to defend, the petitioner shall not proceed with the cause without the leave of the district judge.\n(2) The district judge by whom an application for leave is heard may make it a condition of granting leave that some proper person be appointed to act as guardian ad litem of the respondent.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "added",
      "affecting": "uksi/1993/295",
      "affecting_title": "The Family Proceedings (Amendment) Rules 1993"
    },
    {
      "type": "revoked",
      "affecting": "uksi/1999/3491",
      "affecting_title": "The Family Proceedings (Amendment No. 2) Rules 1999"
    },
    {
      "type": "am. (references to any of rules 2.52-2.70 shatl be read as references to those rules as they were before these rules came into force)",
      "affecting": "uksi/1999/3491",
      "affecting_title": "The Family Proceedings (Amendment No. 2) Rules 1999"
    },
    {
      "type": "added",
      "affecting": "uksi/1993/295",
      "affecting_title": "The Family Proceedings (Amendment) Rules 1993"
    },
    {
      "type": "added",
      "affecting": "uksi/1997/1056",
      "affecting_title": "The Family Proceedings (Amendment No. 2) Rules 1997"
    },
    {
      "type": "inserted",
      "affecting": "uksi/2003/184",
      "affecting_title": "The Family Proceedings (Amendment) Rules 2003"
    },
    {
      "type": "words inserted",
      "affecting": "uksi/2005/2922",
      "affecting_title": "The Family Proceedings (Amendment) (No. 5) Rules 2005"
    },
    {
      "type": "inserted",
      "affecting": "uksi/2005/2922",
      "affecting_title": "The Family Proceedings (Amendment) (No. 5) Rules 2005"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1991/1247/rule/9.4",
    "retrieved_at": "2026-10-29T14:43:52.905656+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}