{
  "url": "https://openlegislation.uk/civil-procedure-rules-1998/rule-35.6",
  "json_url": "https://openlegislation.uk/civil-procedure-rules-1998/rule-35.6.json",
  "legislation": "uksi/1998/3132",
  "legislation_title": "The Civil Procedure Rules 1998",
  "legislation_url": "https://openlegislation.uk/civil-procedure-rules-1998",
  "path": "rule/35.6",
  "kind": "rule",
  "number": "35.6",
  "heading": "Written questions to experts",
  "text": "(1) A party may put written questions about an expert’s report (which must be proportionate) to—\n(a) an expert instructed by another party; or\n(b) a single joint expert appointed under rule 35.7.\n(2) Written questions under paragraph (1)—\n(a) may be put once only;\n(b) must be put within 28 days of service of the expert’s report; and\n(c) must be for the purpose only of clarification of the report,\nunless in any case,\n(i) the court gives permission; or\n(ii) the other party agrees.\n(3) An expert’s answers to questions put in accordance with paragraph (1) shall be treated as part of the expert’s report.\n(4) Where—\n(a) a party has put a written question to an expert instructed by another party ...; and\n(b) the expert does not answer that question,\nthe court may make one or both of the following orders in relation to the party who instructed the expert—\n(i) that the party may not rely on the evidence of that expert; or\n(ii) that the party may not recover the fees and expenses of that expert from any other party.",
  "extent": "E+W",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Rule 35.6(1) substituted (1.10.2009) by The Civil Procedure (Amendment) Rules 2009 (S.I. 2009/2092), rules 1(2), 5(j)(i)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in rule 35.6(4)(a) omitted (1.10.2009) by virtue of The Civil Procedure (Amendment) Rules 2009 (S.I. 2009/2092), rules 1(2), 5(j)(ii)"
    },
    {
      "type": "I",
      "label": "I1",
      "text": "Rule 35.6 in force at 26.4.1999, see Signature"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1998/3132/rule/35.6",
    "retrieved_at": "2026-10-29T11:12:59.276840+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."
}