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Form 6C – Application for Leave to Issue and Serve a Third Party Notice

Form 6C is an application form requesting permission from the court to issue and serve a third party notice in ongoing legal proceedings. This form is used when you need to involve an additional party who may have an interest in the outcome of your case.

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Form Overview

Form 6C – Application for Leave to Issue and Serve a Third Party Notice

Form 6C is an application form requesting permission from the court to issue and serve a third party notice in ongoing legal proceedings. This form is used when you need to involve an additional party who may have an interest in the outcome of your case.

The form captures information about the existing case, details of the proposed third party, reasons for including them, and the nature of the notice to be served.

Risk Radar

  • Never serve a third party notice before receiving explicit court approval on this application.
  • Serving a third party notice without court permission
  • Providing incorrect details about the third party
  • Missing the deadline to apply for leave
  • Failing to properly identify why the third party should be included

Plain English

This form helps you ask the court for permission to bring someone else into your legal case. The person you're adding (the third party) might have information or responsibilities related to your case that the court needs to consider.

Submission Date

  • Applications for leave to issue a third party notice should generally be made at least 10 days before the hearing where the notice will be relevant, though earlier submission is always preferable.
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

Hover a term to preview the meaning.

What this form is for

  • Use when you need to involve someone not originally named in your legal case
  • Required before you can serve a third party notice in most civil proceedings
  • Necessary when the third party may be liable for costs or has relevant information
  • Should be used even if you plan to serve the notice informally first

Use this form or another form?

SituationLikely formWhy it mattersCheck before you continue
SituationLikely formWhy it mattersCheck before you continue
Adding a defendant to an existing caseForm 6CDifferent procedures apply for adding parties mid-proceedingsVerify the court rules for your case type
Seeking to join multiple third partiesForm 6C (one per application)Each third party requires separate applicationCheck if a single application can cover all parties
Urgent need to serve notice before court hearingForm 6C with 'without notice' applicationSpecial procedures apply for urgent casesPrepare detailed justification for urgency
Applying to serve notice outside jurisdictionForm 6C with additional documentationDifferent rules apply for international serviceConfirm specific requirements for service abroad

Deadline or filing window

Applications for leave to issue a third party notice should generally be made at least 10 days before the hearing where the notice will be relevant, though earlier submission is always preferable.

Before you submit

  • Form is fully completed with all sections answered
  • Case number and court details are accurately provided
  • Third party's full name and address are correct
  • Reasons for including the third party are clearly explained
  • Supporting documents are attached as required
  • Court fee payment is included or receipt attached
  • Form is signed and dated correctly

How to file this form

  1. 1Obtain the correct version of Form 6C from the Courts Service website or court office
  2. 2Complete all sections with accurate information about your case and the proposed third party
  3. 3Prepare any supporting documentation explaining why the third party should be included
  4. 4Calculate and pay the required court fee
  5. 5Submit the completed form to the court office handling your case
  6. 6Wait for the court's decision on your application
  7. 7Only proceed with serving the third party notice after receiving approval

Known limitations

  • Court approval is not guaranteed - you must show valid reasons for including the third party
  • The form cannot be used to add parties to criminal proceedings
  • Time limits may apply depending on the stage of your case
  • Different procedures may apply in specialized courts like the Commercial Court

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Current Form Status

This form is current as of the latest Courts Service publications, but always verify the version on the Courts Service website before use.

Agency: Courts Service of Ireland

What changed or needs a fresh check

  • Verify the form number matches Form 6C on the Courts Service website
  • Check for any recent updates to court rules regarding third party notices
  • Confirm current court fees for this application
  • Ensure address details for the court office are current
  • Check if electronic filing options have been updated

Quick Facts

This form should be filed by a party to existing court proceedings who wishes to involve an additional party through a third party notice.
The form captures information about the existing case, details of the proposed third party, reasons for including them, and the nature of the notice to be served.
Submit this form as early as possible after identifying the need for a third party notice, but before the relevant court hearing or deadline in your case.
Submit this form to the relevant court office handling your case, either in person, by post, or through the Courts Service online portal if available.
Failing to obtain proper leave before serving a third party notice could result in the notice being invalid, potentially delaying your case or causing it to be dismissed.
Complete all sections of the form with accurate details about your case and the proposed third party. Attach any supporting documents and submit to the court with the appropriate fee. Wait for the court's decision before proceeding with serving the notice.

Form Details

Agency
Courts Service of Ireland
Revision Date
18/08/25

Form 6C – Application for Leave to Issue and Serve a Third Party Notice

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After you file

  • Keep a copy of your application and any court response
  • Note the date of any court hearing on your application
  • Prepare to serve the notice immediately if approval is granted
  • Follow up with the court if you don't receive a response within the expected timeframe
  • Update your case file with any court orders related to the third party notice

Source and verification log

  • Form issued by Courts Service of Ireland
  • Form number confirmed as Form 6C
  • Purpose inferred from form title and standard legal procedures
  • Submission methods based on standard Irish court procedures
  • Deadline information based on typical court timelines
  • Specific court rules for third party notices not confirmed in official source
  • Current version status not confirmed in official source
  • Fee amounts not confirmed in official source

Common confusion points

7 things to watch for

  • 1

    Confusing third party notices with simple subpoenas

  • 2

    Not understanding that 'leave' means court permission is required

  • 3

    Assuming the same form applies to all types of court proceedings

  • 4

    Failing to distinguish between joining a party and serving a notice on a non-party

  • 5

    Not realizing that different rules may apply in higher courts

  • 6

    Misunderstanding the timing requirements for serving the notice after approval

  • 7

    Assuming the form can be used to add parties to family law proceedings

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