England and Wales · Court of Appeal and Supreme Court
When may a supplementary skeleton argument be filed?
PD52C 32 permits a supplementary skeleton only where strictly necessary and with permission. Ordinarily lodge and serve it as soon as practicable and no later than 7 days before the hearing; inside 7 days permission is exceptional.
- Period
- As soon as practicable, ordinarily no later than 7 clear days before the hearing, always subject to permission
- Trigger
- Date of the appeal hearing
- Rule
- PD52C 21,32
PD52C 21,32 and its official supporting provisions were retained on October 8, 2026. This review concerns when may a supplementary skeleton argument be filed, not an earlier rule edition or a different appeal route.
Source guide · No automated date
Check the applicable procedure
A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision. A supplementary skeleton is not an entitlement created by reaching a date. Establish why it is strictly necessary and why its material could not be included earlier.
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When may a supplementary skeleton argument be filed?
PD52C 32 permits a supplementary skeleton only where strictly necessary and with permission. Ordinarily lodge and serve it as soon as practicable and no later than 7 days before the hearing; inside 7 days permission is exceptional.
Responsible actor. The party seeking permission for a supplementary skeleton.
A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision.
No. Paragraph 32(1) requires strict necessity and court permission.
A supplementary skeleton is not an entitlement created by reaching a date. Establish why it is strictly necessary and why its material could not be included earlier.
PD52C 21,32How does this provision count time?
- PD52C 32 permits a supplementary skeleton only where strictly necessary and with permission. Ordinarily lodge and serve it as soon as practicable and no later than 7 days before the hearing; inside 7 days permission is exceptional.
- The permission request must explain why it is necessary and why the material could not have been included earlier.
- Lodge and serve the proposed skeleton with a request for permission explaining necessity and earlier non-inclusion. Check the actual hearing and court directions.
For PD52C 21,32, count backward from the actual appeal hearing and preserve the required clear-day interval. Both the hearing anchor and the compliance event require assessment under CPR 2.8(3). Do not replace the hearing with the listing-window letter.
For PD52C 21,32, do not infer extra time for interparty service, agreement or a hearing requirement from a closed court office. Establish the actual act, any minimum hearing interval and the applicable direction.
PD52C 21,32Which facts prevent one automatic date?
A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision. A supplementary skeleton is not an entitlement created by reaching a date. Establish why it is strictly necessary and why its material could not be included earlier.
The appeal is fixed for December 10,2026. A party identifies strictly necessary later material and seeks permission with the proposed supplementary skeleton. PD52C 32 permits a supplementary skeleton only where strictly necessary and with permission. Ordinarily lodge and serve it as soon as practicable and no later than 7 days before the hearing; inside 7 days permission is exceptional. Lodge and serve the proposed skeleton with a request for permission explaining necessity and earlier non-inclusion. Check the actual hearing and court directions.
The ordinary 7-day endpoint associated with PD52C 21,32 falls during a weekend or the Registry Christmas closure, and no contrary direction is yet established. For PD52C 21,32, do not infer extra time for interparty service, agreement or a hearing requirement from a closed court office. Establish the actual act, any minimum hearing interval and the applicable direction. Establish the actual minimum hearing interval and completion act before relying on one deadline for this procedure.
A party seeks to introduce a supplementary skeleton inside seven days before the hearing without obtaining permission. No. Paragraph 32(1) requires strict necessity and court permission. A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision.
Which conditions and exceptions apply?
- Established procedural branch
- A supplementary skeleton is not an entitlement created by reaching a date. Establish why it is strictly necessary and why its material could not be included earlier.
- Required completion
- Lodge and serve the proposed skeleton with a request for permission explaining necessity and earlier non-inclusion. Check the actual hearing and court directions.
- Related procedure distinction
- A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision.
- A supplementary skeleton is not an entitlement created by reaching a date. Establish why it is strictly necessary and why its material could not be included earlier.
- A replacement skeleton adds bundle cross-references. A supplementary skeleton requires its own strict-necessity and permission decision.
What must the responsible actor complete?
Questions about this procedure
When may a supplementary skeleton argument be filed?
Can a party file a supplementary skeleton as of right?
No. Paragraph 32(1) requires strict necessity and court permission.
PD52C 21,32What must accompany the supplementary skeleton?
The permission request must explain why it is necessary and why the material could not have been included earlier.
PD52C 21,32Does filing before the seven-day boundary guarantee permission?
No. The strict-necessity and permission conditions apply even before that boundary.
PD52C 21,32What changes inside seven days before the hearing?
Paragraph 32(3) says permission will then be granted only exceptionally.
PD52C 21,32Can a party wait for the last ordinary day even when earlier filing is practicable?
The timetable independently requires action as soon as practicable.
PD52C 21,32Is this the same as a replacement skeleton after pagination?
No. Replacement cross-references and supplementary new material have different purposes and requirements.
PD52C 21,32Official sources and review
Provisions used (3)
| Provision | Purpose |
|---|---|
| PD52C 21,32 | Check the identified procedure, event, counting rule or qualification |
| CPR 2.8, calculation of time | Check the identified procedure, event, counting rule or qualification |
| CPR 52.15, variation of time | Check the identified procedure, event, counting rule or qualification |