Key Decisions from Constitutional Courts Worldwide

13–20 September 2026

Courts of constitutional jurisdiction.

Where there is no separate constitutional court, the apex court is marked as such.

Belgium — Cour constitutionnelle / Grondwettelijk Hof
No headline merits judgment in this seven-day window. Recent 2026 case law includes nationality and child-rights review (e.g. Art. 8 Belgian Nationality Code). Pending and published decisions on const-court.be.

Germany — Bundesverfassungsgericht
No mid-week blockbuster merits judgment. Debate around the Court’s 75th anniversary and public trust.
bundesverfassungsgericht.de

France — Conseil constitutionnel
QPC hearings 17 September; further QPCs listed for 22 September.
conseil-constitutionnel.fr

Italy — Corte costituzionale
Ord. 147/2026 refers Art. 3-bis citizenship rules to the CJEU.
cortecostituzionale.it

Spain — Tribunal Constitucional
Admitted the Government’s challenge to Madrid Law 1/2026; suspension remains in force.
tribunalconstitucional.es

Austria — Verfassungsgerichtshof
Regular session cycle; published collections and pending reviews on the official docket.
vfgh.gv.at

Portugal — Tribunal Constitucional
Pending and published abstract/concrete review on the Court’s portal.
tribunalconstitucional.pt

Poland — Trybunał Konstytucyjny
Oath deadlock (including Maciej Berek); 18 September protest outside the Tribunal.
trybunal.gov.pl

Hungary — Alkotmánybíróság
15 September: five new judges elected after the 17th amendment restored a retirement age of 70.
alkotmanybirosag.hu

Czech Republic — Ústavní soud
Published chamber and plenary decisions on the official collection.
usoud.cz

Romania — Curtea Constituțională
Decision 883/2026 under debate for retroactive effect of a mandate-ending sanction.
ccr.ro

South Africa — Constitutional Court
17 September: Public Procurement Act 2024 struck down for inadequate public participation.
concourt.org.za

Canada — Supreme Court of Canada (constitutional jurisdiction)
18 September: Sinclair-Desgagné, 2026 SCC 31.
scc-csc.ca

Australia — High Court of Australia (constitutional jurisdiction)
Full Court heard NSW Legislative Council President v Cullen (S17/2026), 10–11 September (Kable). Judgment reserved.
hcourt.gov.au

South Korea — Constitutional Court
Military-evader dismissal rule held nonconforming; inaction on birth registration of foreign children born in Korea held unconstitutional.
english.ccourt.go.kr

Indonesia — Mahkamah Konstitusi
16 September sitting: several 2026 PUU applications inadmissible for lack of standing.
mkri.id

Taiwan — Constitutional Court (Judicial Yuan)
Interpretations and judgments on the Judicial Yuan portal.
cons.judicial.gov.tw

Chile — Tribunal Constitucional
16 September: Acta 108 Art. 41 (judge-removal procedure) held constitutional, unanimously.
tribunalconstitucional.cl

Mexico — Suprema Corte de Justicia de la Nación (constitutional jurisdiction)
2026 reform postponed the next judicial elections to 4 June 2028.
scjn.gob.mx

Colombia — Corte Constitucional
2026–27 presidency: Justice Paola Andrea Meneses Mosquera.
corteconstitucional.gov.co

Peru — Tribunal Constitucional
Published binding precedents and habeas/amparo constitutional review.
tc.gob.pe

Turkey — Anayasa Mahkemesi
Individual applications and constitutionality review on the official site.
anayasa.gov.tr

Russian Federation — Конституционный Суд
No prominent new merits ruling identified for this seven-day window.
ksrf.ru

Disclaimer: AI-assisted report (Grok). Information gathered from public sources. Editorially approved by Robert Williams.