WH: SHF Wave 3 Knowledge Hub

Wave 3 Submission Timelime

Last updated: 26th March 2026
Wave 3 Training and Guidance Timeline
April 2025 to March 2026
Submission open from Submission deadline
A1 — Data collection Early November 2025 January 2026
A2 — Data collection (suppliers complete) Early November 2025 January 2026
A3 — Resident survey You can submit your A3 data as soon as you have finished collecting responses 1st September 2028
April 2026 to March 2027
Submission open from Submission deadline
A1 — Data collection Early October 2026 End of October 2026
A2 — Data collection (suppliers complete) Early October 2026 End of October 2026
A3 — Resident survey You can submit your A3 data as soon as you have finished collecting responses 1st September 2028
April 2027 to March 2028
Submission open from Submission deadline
A1 — Data collection Early October 2027 End of October 2027
A2 — Data collection (suppliers complete) Early October 2027 End of October 2027
A3 — Resident survey You can submit your A3 data as soon as you have finished collecting responses 1st September 2028
April 2028 to March 2029
Submission open from Submission deadline
A3 — Resident survey You can submit your A3 data as soon as you have finished collecting responses 1st September 2028