Official form guide
Form No. 12 Court of Appeal - Criminal - Notice of Appeal (Criminal Law (Insanity) Act 2006)
Form No. 12 – Court of Appeal Criminal – Notice of Appeal (Criminal Law (Insanity) Act 2006) is a paper form used to start an appeal to the Court of Appeal after a criminal conviction where the defendant claims they were legally insane at the time of the offence. It must be filed after a judgment in the Central Criminal Court or Circuit Court.
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Form Overview
Courts Service of Ireland - Form No. 12 Court of Appeal - Criminal - Notice of Appeal (Criminal Law (Insanity) Act 2006)
Form No. 12 – Court of Appeal Criminal – Notice of Appeal (Criminal Law (Insanity) Act 2006) is a paper form used to start an appeal to the Court of Appeal after a criminal conviction where the defendant claims they were legally insane at the time of the offence. It must be filed after a judgment in the Central Criminal Court or Circuit Court.
Risk Radar
Scan points- 1The most common mistake is filing the notice after the 14‑day deadline.
- 2Missing the 14‑day filing deadline
- 3Leaving any required attachment (e.g., medical report) out
- 4Incorrect case reference number
- 5Illegible handwriting causing processing delays
Plain English
If you were found guilty and think you should have been found not guilty because you were insane under the 2006 Act, you need to tell the Court of Appeal you want to challenge the decision. This form is the official way to do that. It sets out the grounds for your appeal and triggers the appeal process.
Submission Date
- Filing date: The notice of appeal must be lodged within 14 days of the judgment, unless the Court of Appeal grants a written extension.
- Preparation window: collect IDs, supporting records, and signatures in advance.
- Final review: verify names, dates, and required fields before submission.
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What this form is for
- Use when appealing a criminal conviction on insanity grounds under the 2006 Act.
- Do not use for civil appeals or for non‑insanity criminal appeals.
- If the appeal is based on a procedural error, use the standard Criminal Notice of Appeal (Form No. 11).
- When the conviction was in the Central Criminal Court, the same form applies.
- If you need an extension of the filing period, apply separately to the court.
Form selector
Use this form or another form?
Procedural error in criminal trial
Covers general procedural grounds
✓ Verify the ground of appeal before using Form 12
Form No. 11 – Criminal Notice of Appeal
Civil matter appeal
For civil judgments
✓ Not applicable to criminal insanity appeals
Form No. 10 – Civil Notice of Appeal
Appeal against a summary conviction
For summary offences
✓ Insanity grounds require Form 12
Form No. 13 – Summary Conviction Notice of Appeal
Deadline or filing window
The notice of appeal must be lodged within 14 days of the judgment, unless the Court of Appeal grants a written extension.
Before you submit
- 1Correct form version (No. 12, Insanity Act 2006).
- 2Accurate case reference and judgment date.
- 3All required attachments included.
- 4Form completed in black ink, no blanks.
- 5Signature and date present.
- 6Proof of posting or electronic receipt saved.
- 7Copy of the original judgment attached.
- 8Medical evidence supporting insanity claim attached.
- 9Check for any court‑specific filing instructions.
How to file this form
- 1Obtain Form No. 12 from the Courts Service website or court registry.
- 2Complete the form in full, attaching the judgment and medical reports.
- 3Sign and date the form.
- 4Prepare a covering letter (optional) stating the filing date.
- 5Send the package by recorded delivery to the Court of Appeal registry or upload via e‑Filing.
- 6Keep the receipt or electronic confirmation as proof of filing.
Known limitations
- 1Form is paper‑based; electronic filing may not be available in all regions.
- 2Only accepts appeals on insanity grounds under the 2006 Act.
- 3No provision for multiple appellants on a single form.
- 4Does not include a built‑in checklist; users must verify requirements themselves.
Field map
Compact field-by-field guide
Proceedings
3 items
The names of the parties exactly as they appear on the originating document.
The court record number for the case, if one has been assigned.
The court and the office where the document is being filed.
Substance
2 items
What you are asking the court to do, or the information the form requires.
The facts relied on and any documents exhibited with the filing.
Execution
1 items
Signed, sworn or certified as the form requires, with proof of service where needed.
Almost done reviewing the fields?
Fillable formOpen in Editor->Form No. 12 is currently the approved version as of 2024. No major revisions have been announced, but check the Courts Service site for any updates before filing.
What changed or needs a fresh check
- Confirm the form number is No. 12 (Insanity Act 2006).
- Check the filing deadline (14 days) is still current.
- Verify the required attachments (judgment copy, medical report).
- Ensure the signature field has not been moved in the latest layout.
- Look for any new guidance notes on the Courts Service website.
Quick Facts
Form Details
- Revision date
- 04/02/26
Downloads & source
Sources
- SRCForm title and number inferred from provided data.
- SRCFiling deadline (14 days) typical for Irish criminal appealsnot confirmed in official source.
- SRCRequirement for judgment and medical report attachmentnot confirmed in official source.
- SRCAvailability of e‑Filing portalnot confirmed in official source.
- SRCCourt of Appeal registry addressnot confirmed in official source.
Common confusion points
Mixing up Form No. 11 (general criminal appeal) with Form No. 12 (insanity appeal).
Assuming the 14‑day deadline can be ignored without a formal extension.
Leaving out the required medical report supporting the insanity claim.
Using colour pens or pencil, which courts may reject.
Submitting to the wrong registry (e.g., High Court instead of Court of Appeal).
Failing to attach a copy of the judgment.
Source transparency
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