Lessons
Reference cards
The clock
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2 Aug 2026LMP
Day 0 of the gestational clock. Everything below is computed from it.
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27 Sep – 25 Oct 2026Booking appointment
Self-referral submitted 31 Aug. 90 minutes, three decisions. See Lesson 4.
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20 Oct – 9 Nov 2026Dating scan + combined screening
CRL 45–84 mm = 11+2 to 14+1. Hard cut-off 9 Nov. Check the offered date is on/after 20 Oct. Text the new EDD same-day.
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10 Nov – 20 Dec 2026Quadruple test (fallback only)
If the combined window is missed.
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from 20 Dec 2026MATB1 available
Midwife issues it. Herman Miller need it to pay SMP.
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24 – 30 Jan 2027Qualifying week
Fixes SMP entitlement. Leave notice due by the end of it.
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21 Feb 2027Earliest maternity leave
11 weeks before EDD.
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5 Apr 2027Dividend headroom expires
~£16,000 left under the £50,270 cliff for 2026/27. Use it or lose it.
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9 May 2027Due date
Sunday. Confirm against the scan EDD.
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28 May 2027Hannah's contract ends
19 days after the due date. SMP survives it; enhanced pay would not. Claim accrued leave in lieu.
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~23 Jan 2028SMP exhausted
Income drops −£635/wk. Tier 2 buffer covers three months past this.
Numbers
North Cheshire and Mersey NHS FT · Warrington Hospital, Lovely Lane, WA5 1QG · maternity in Croft Wing.
Workspace
- MISSION.md — why this exists, what success looks like, scope
- NOTES.md — live facts, figures, open questions
- RESOURCES.md — NHS / NICE / RCOG / Tommy's sources
Learning records
- 0001 — starting point, and the conception-vs-gestational confusion
- 0002 — real dates confirmed, and the structural money risk
- 0003 — triage as the first genuine skill
- 0004 — booking as a prep problem
- 0005 — trust confirmed, and SPP is zero
- 0006 — the cost of settling a fact too early
- 0007 — the scan window, and a date I got wrong