diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index db39ae5..c82270b 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: TFJM\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-02-11 22:35+0100\n"
+"POT-Creation-Date: 2024-02-11 23:19+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Emmy D'Anello <emmy.danello@animath.fr>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -22,19 +22,19 @@ msgid "API"
 msgstr "API"
 
 #: draw/admin.py:16 draw/admin.py:28 draw/admin.py:44 participation/admin.py:44
-#: participation/models.py:248 participation/tables.py:87
+#: participation/models.py:250 participation/tables.py:87
 msgid "teams"
 msgstr "équipes"
 
 #: draw/admin.py:40 draw/admin.py:56 draw/models.py:24
 #: participation/admin.py:16 participation/admin.py:73
-#: participation/admin.py:104 participation/models.py:417
-#: participation/models.py:441 participation/models.py:474
+#: participation/admin.py:104 participation/models.py:419
+#: participation/models.py:443 participation/models.py:512
 msgid "tournament"
 msgstr "tournoi"
 
 #: draw/admin.py:60 draw/models.py:231 draw/models.py:426
-#: participation/models.py:478
+#: participation/models.py:516
 msgid "round"
 msgstr "tour"
 
@@ -168,7 +168,7 @@ msgstr "La poule en cours, où les équipes choisissent leurs problèmes"
 msgid "rounds"
 msgstr "tours"
 
-#: draw/models.py:254 participation/models.py:492
+#: draw/models.py:254 participation/models.py:530
 msgid "letter"
 msgstr "lettre"
 
@@ -207,17 +207,17 @@ msgid "Pool {letter}{number}"
 msgstr "Poule {letter}{number}"
 
 #: draw/models.py:407 draw/models.py:434 participation/admin.py:69
-#: participation/admin.py:88 participation/models.py:544
-#: participation/models.py:553 participation/tables.py:83
+#: participation/admin.py:88 participation/models.py:582
+#: participation/models.py:591 participation/tables.py:83
 msgid "pool"
 msgstr "poule"
 
-#: draw/models.py:408 participation/models.py:545
+#: draw/models.py:408 participation/models.py:583
 msgid "pools"
 msgstr "poules"
 
-#: draw/models.py:420 participation/models.py:464 participation/models.py:714
-#: participation/models.py:744 participation/models.py:782
+#: draw/models.py:420 participation/models.py:502 participation/models.py:752
+#: participation/models.py:782 participation/models.py:820
 msgid "participation"
 msgstr "participation"
 
@@ -241,8 +241,8 @@ msgid ""
 msgstr ""
 "L'ordre de choix dans la poule, entre 0 et la taille de la poule moins 1."
 
-#: draw/models.py:457 draw/models.py:480 participation/models.py:567
-#: participation/models.py:751
+#: draw/models.py:457 draw/models.py:480 participation/models.py:605
+#: participation/models.py:789
 #, python-brace-format
 msgid "Problem #{problem}"
 msgstr "Problème n°{problem}"
@@ -325,7 +325,7 @@ msgid "Continue draw"
 msgstr "Continuer le tirage"
 
 #: draw/templates/draw/tournament_content.html:216 participation/admin.py:100
-#: participation/models.py:247 participation/models.py:432
+#: participation/models.py:249 participation/models.py:434
 #: registration/models.py:146
 msgid "team"
 msgstr "équipe"
@@ -442,26 +442,26 @@ msgstr "Changelog de type \"{action}\" pour le modèle {model} le {timestamp}"
 msgid "valid"
 msgstr "valide"
 
-#: participation/admin.py:24 participation/models.py:453
+#: participation/admin.py:24 participation/models.py:455
 msgid "selected for final"
 msgstr "sélectionnée pour la finale"
 
 #: participation/admin.py:57 participation/admin.py:116
-#: participation/models.py:574 participation/tables.py:111
+#: participation/models.py:612 participation/tables.py:111
 msgid "defender"
 msgstr "défenseur⋅se"
 
-#: participation/admin.py:61 participation/models.py:581
-#: participation/models.py:794
+#: participation/admin.py:61 participation/models.py:619
+#: participation/models.py:832
 msgid "opponent"
 msgstr "opposant⋅e"
 
-#: participation/admin.py:65 participation/models.py:588
-#: participation/models.py:795
+#: participation/admin.py:65 participation/models.py:626
+#: participation/models.py:833
 msgid "reporter"
 msgstr "rapporteur⋅e"
 
-#: participation/admin.py:120 participation/models.py:749
+#: participation/admin.py:120 participation/models.py:787
 msgid "problem"
 msgstr "numéro de problème"
 
@@ -484,13 +484,13 @@ msgstr "Aucune équipe n'a été trouvée avec ce code d'accès."
 #: participation/forms.py:86 participation/forms.py:351
 #: registration/forms.py:122 registration/forms.py:144
 #: registration/forms.py:166 registration/forms.py:188
-#: registration/forms.py:234
+#: registration/forms.py:235
 msgid "The uploaded file size must be under 2 Mo."
 msgstr "Le fichier envoyé doit peser moins de 2 Mo."
 
 #: participation/forms.py:88 registration/forms.py:124
 #: registration/forms.py:146 registration/forms.py:168
-#: registration/forms.py:190 registration/forms.py:236
+#: registration/forms.py:190 registration/forms.py:237
 msgid "The uploaded file must be a PDF, PNG of JPEG file."
 msgstr "Le fichier envoyé doit être au format PDF, PNG ou JPEG."
 
@@ -568,7 +568,7 @@ msgstr "Ce⋅tte défenseur⋅se ne travaille pas sur ce problème."
 msgid "The PDF file must not have more than 2 pages."
 msgstr "Le fichier PDF ne doit pas avoir plus de 2 pages."
 
-#: participation/models.py:32 participation/models.py:258
+#: participation/models.py:32 participation/models.py:260
 #: participation/tables.py:17 participation/tables.py:33
 msgid "name"
 msgstr "nom"
@@ -710,127 +710,163 @@ msgstr ""
 "L'équipe {trigram} n'a pas encore été validée par les organisateurices. "
 "Merci de patienter."
 
-#: participation/models.py:193 registration/models.py:458
+#: participation/models.py:193 registration/models.py:481
 msgid "Pending validation"
 msgstr "Validation en attente"
 
-#: participation/models.py:244
+#: participation/models.py:246
 #, python-brace-format
 msgid "Team {name} ({trigram})"
 msgstr "Équipe {name} ({trigram})"
 
-#: participation/models.py:263
+#: participation/models.py:265
 msgid "start"
 msgstr "début"
 
-#: participation/models.py:268
+#: participation/models.py:270
 msgid "end"
 msgstr "fin"
 
-#: participation/models.py:274
+#: participation/models.py:276
 #: participation/templates/participation/tournament_detail.html:18
 msgid "place"
 msgstr "lieu"
 
-#: participation/models.py:278
+#: participation/models.py:280
 msgid "max team count"
 msgstr "nombre maximal d'équipes"
 
-#: participation/models.py:283
+#: participation/models.py:285
 #: participation/templates/participation/tournament_detail.html:21
 msgid "price"
 msgstr "prix"
 
-#: participation/models.py:288
+#: participation/models.py:290
 #: participation/templates/participation/tournament_detail.html:24
 msgid "remote"
 msgstr "à distance"
 
-#: participation/models.py:293
+#: participation/models.py:295
 msgid "limit date for registrations"
 msgstr "date limite d'inscription"
 
-#: participation/models.py:298
+#: participation/models.py:300
 msgid "limit date to upload solutions"
 msgstr "date limite pour envoyer les solutions"
 
-#: participation/models.py:303
+#: participation/models.py:305
 msgid "random draw for solutions"
 msgstr "tirage au sort des solutions"
 
-#: participation/models.py:308
+#: participation/models.py:310
 msgid "limit date to upload the syntheses for the first phase"
 msgstr "date limite pour envoyer les notes de synthèses pour la première phase"
 
-#: participation/models.py:313
+#: participation/models.py:315
 msgid "date when the solutions for the second round become available"
 msgstr "date à laquelle les solutions pour le second tour sont accessibles"
 
-#: participation/models.py:318
+#: participation/models.py:320
 msgid "limit date to upload the syntheses for the second phase"
 msgstr "date limite d'envoi des notes de synthèse pour la seconde phase"
 
-#: participation/models.py:323
+#: participation/models.py:325
 #: participation/templates/participation/tournament_detail.html:48
 msgid "description"
 msgstr "description"
 
-#: participation/models.py:329
+#: participation/models.py:331
 #: participation/templates/participation/tournament_detail.html:12
 msgid "organizers"
 msgstr "organisateur⋅rices"
 
-#: participation/models.py:334
+#: participation/models.py:336
 msgid "final"
 msgstr "finale"
 
-#: participation/models.py:418 registration/admin.py:93
+#: participation/models.py:420 registration/admin.py:93
 msgid "tournaments"
 msgstr "tournois"
 
-#: participation/models.py:447
+#: participation/models.py:449
 msgid "valid team"
 msgstr "équipe valide"
 
-#: participation/models.py:448
+#: participation/models.py:450
 msgid "The participation got the validation of the organizers."
 msgstr "La participation a été validée par les organisateur⋅rices."
 
-#: participation/models.py:454
+#: participation/models.py:456
 msgid "The team is selected for the final tournament."
 msgstr "L'équipe est sélectionnée pour la finale."
 
-#: participation/models.py:461
+#: participation/models.py:463
 #, python-brace-format
 msgid "Participation of the team {name} ({trigram})"
 msgstr "Participation de l'équipe {name} ({trigram})"
 
-#: participation/models.py:465 participation/models.py:498
+#: participation/models.py:470
+#, python-brace-format
+msgid ""
+"<p>The team {trigram} has {nb_missing_payments} missing payments. Each "
+"member of the team must have a valid payment (or send a scholarship "
+"notification) to participate to the tournament.</p><p>Participants that have "
+"not paid yet are: {participants}.</p>"
+msgstr ""
+"<p>L'équipe {trigram} a {nb_missing_payments} paiements manquants. Chaque "
+"membre de l'équipe doit avoir un paiement valide (ou envoyer une notification "
+"de bourse) pour participer au tournoi.</p><p>Les participant⋅es qui n'ont pas "
+"encore payé sont : {participants}.</p>"
+
+#: participation/models.py:477
+msgid "Missing payments"
+msgstr "Paiements manquants"
+
+#: participation/models.py:484
+msgid ""
+"<p>The solutions for the tournament of {tournament} are due on the {date:%Y-"
+"%m-%d %H:%M}.</p><p>You have currently sent <strong>{nb_solutions}</strong> "
+"solutions. We suggest to send at least <strong>{min_solutions}</strong> "
+"different solutions.</p><p>You can upload your solutions on <a "
+"href='{url}'>your participation page</a>.</p>"
+msgstr ""
+"<p>Les solutions pour le tournoi de {tournament} sont attendues pour le "
+"{date:%d/%m/%Y %H:%M}.</p><p>Vous avez actuellement envoyé "
+"<strong>{nb_solutions}</strong> solutions. Nous vous suggérons d'envoyer au "
+"moins <strong>{min_solutions}</strong> solutions différentes.</p><p>Vous "
+"pouvez envoyer vos solutions sur <a href='{url}'>votre page de "
+"participation</a>.</p>"
+
+#: participation/models.py:493
+msgid "Solutions due"
+msgstr "Rendu des solutions"
+
+#: participation/models.py:503 participation/models.py:536
 msgid "participations"
 msgstr "participations"
 
-#: participation/models.py:480 participation/models.py:481
+#: participation/models.py:518 participation/models.py:519
 #, python-brace-format
 msgid "Round {round}"
 msgstr "Tour {round}"
 
-#: participation/models.py:504
+#: participation/models.py:542
 msgid "juries"
 msgstr "jurys"
 
-#: participation/models.py:511
+#: participation/models.py:549
 msgid "BigBlueButton URL"
 msgstr "Lien BigBlueButton"
 
-#: participation/models.py:512
+#: participation/models.py:550
 msgid "The link of the BBB visio for this pool."
 msgstr "Le lien du salon BBB pour cette poule."
 
-#: participation/models.py:517
+#: participation/models.py:555
 msgid "results available"
 msgstr "résultats disponibles"
 
-#: participation/models.py:518
+#: participation/models.py:556
 msgid ""
 "Check this case when results become accessible to teams. They stay "
 "accessible to you. Only averages are given."
@@ -839,28 +875,28 @@ msgstr ""
 "Ils restent toujours accessibles pour vous. Seules les moyennes sont "
 "communiquées."
 
-#: participation/models.py:538
+#: participation/models.py:576
 #, python-brace-format
 msgid "Pool of day {round} for tournament {tournament} with teams {teams}"
 msgstr "Poule du jour {round} du tournoi {tournament} avec les équipes {teams}"
 
-#: participation/models.py:558
+#: participation/models.py:596
 msgid "position"
 msgstr "position"
 
-#: participation/models.py:565
+#: participation/models.py:603
 msgid "defended solution"
 msgstr "solution défendue"
 
-#: participation/models.py:598
+#: participation/models.py:636
 msgid "observer"
 msgstr "observateur⋅rice"
 
-#: participation/models.py:603
+#: participation/models.py:641
 msgid "penalties"
 msgstr "pénalités"
 
-#: participation/models.py:605
+#: participation/models.py:643
 msgid ""
 "Number of penalties for the defender. The defender will loose a 0.5 "
 "coefficient per penalty."
@@ -868,124 +904,124 @@ msgstr ""
 "Nombre de pénalités pour l'équipe défenseuse. Elle perd un coefficient 0.5 "
 "sur sa présentation orale par pénalité."
 
-#: participation/models.py:681 participation/models.py:684
-#: participation/models.py:687 participation/models.py:690
+#: participation/models.py:719 participation/models.py:722
+#: participation/models.py:725 participation/models.py:728
 #, python-brace-format
 msgid "Team {trigram} is not registered in the pool."
 msgstr "L'équipe {trigram} n'est pas inscrite dans la poule."
 
-#: participation/models.py:695
+#: participation/models.py:733
 #, python-brace-format
 msgid "Passage of {defender} for problem {problem}"
 msgstr "Passage de {defender} pour le problème {problem}"
 
-#: participation/models.py:699 participation/models.py:708
-#: participation/models.py:789 participation/models.py:831
+#: participation/models.py:737 participation/models.py:746
+#: participation/models.py:827 participation/models.py:869
 msgid "passage"
 msgstr "passage"
 
-#: participation/models.py:700
+#: participation/models.py:738
 msgid "passages"
 msgstr "passages"
 
-#: participation/models.py:719
+#: participation/models.py:757
 msgid "difference"
 msgstr "différence"
 
-#: participation/models.py:720
+#: participation/models.py:758
 msgid "Score to add/remove on the final score"
 msgstr "Score à ajouter/retrancher au score final"
 
-#: participation/models.py:727
+#: participation/models.py:765
 msgid "tweak"
 msgstr "harmonisation"
 
-#: participation/models.py:728
+#: participation/models.py:766
 msgid "tweaks"
 msgstr "harmonisations"
 
-#: participation/models.py:756
+#: participation/models.py:794
 msgid "solution for the final tournament"
 msgstr "solution pour la finale"
 
-#: participation/models.py:761 participation/models.py:800
+#: participation/models.py:799 participation/models.py:838
 msgid "file"
 msgstr "fichier"
 
-#: participation/models.py:767
+#: participation/models.py:805
 #, python-brace-format
 msgid "Solution of team {team} for problem {problem}"
 msgstr "Solution de l'équipe {team} pour le problème {problem}"
 
-#: participation/models.py:769
+#: participation/models.py:807
 msgid "for final"
 msgstr "pour la finale"
 
-#: participation/models.py:772
+#: participation/models.py:810
 msgid "solution"
 msgstr "solution"
 
-#: participation/models.py:773
+#: participation/models.py:811
 msgid "solutions"
 msgstr "solutions"
 
-#: participation/models.py:806
+#: participation/models.py:844
 #, python-brace-format
 msgid "Synthesis of {team} as {type} for problem {problem} of {defender}"
 msgstr ""
 "Note de synthèse de l'équipe {team} en tant que {type} pour le problème "
 "{problem} de {defender}"
 
-#: participation/models.py:814
+#: participation/models.py:852
 msgid "synthesis"
 msgstr "note de synthèse"
 
-#: participation/models.py:815
+#: participation/models.py:853
 msgid "syntheses"
 msgstr "notes de synthèse"
 
-#: participation/models.py:824
+#: participation/models.py:862
 msgid "jury"
 msgstr "jury"
 
-#: participation/models.py:836
+#: participation/models.py:874
 msgid "defender writing note"
 msgstr "note d'écrit de la défense"
 
-#: participation/models.py:842
+#: participation/models.py:880
 msgid "defender oral note"
 msgstr "note d'oral de la défense"
 
-#: participation/models.py:848
+#: participation/models.py:886
 msgid "opponent writing note"
 msgstr "note d'écrit de l'opposition"
 
-#: participation/models.py:854
+#: participation/models.py:892
 msgid "opponent oral note"
 msgstr "note d'oral de l'opposition"
 
-#: participation/models.py:860
+#: participation/models.py:898
 msgid "reporter writing note"
 msgstr "note d'écrit du rapportage"
 
-#: participation/models.py:866
+#: participation/models.py:904
 msgid "reporter oral note"
 msgstr "note d'oral du rapportage"
 
-#: participation/models.py:872
+#: participation/models.py:910
 msgid "observer note"
 msgstr "note de l'observation"
 
-#: participation/models.py:901
+#: participation/models.py:939
 #, python-brace-format
 msgid "Notes of {jury} for {passage}"
 msgstr "Notes de {jury} pour le {passage}"
 
-#: participation/models.py:908
+#: participation/models.py:946
 msgid "note"
 msgstr "note"
 
-#: participation/models.py:909
+#: participation/models.py:947
 msgid "notes"
 msgstr "notes"
 
@@ -1756,7 +1792,7 @@ msgstr "rôle"
 msgid "participant"
 msgstr "participant⋅e"
 
-#: registration/forms.py:25 registration/models.py:392
+#: registration/forms.py:25 registration/models.py:415
 msgid "coach"
 msgstr "encadrant⋅e"
 
@@ -1764,7 +1800,7 @@ msgstr "encadrant⋅e"
 msgid "Pending"
 msgstr "En attente"
 
-#: registration/forms.py:244
+#: registration/forms.py:245
 msgid "You must upload your scholarship attestation."
 msgstr "Vous devez envoyer votre attestation de bourse."
 
@@ -1792,7 +1828,7 @@ msgstr ""
 "avez reçu par mail. Vous pouvez renvoyer un mail en cliquant sur <a "
 "href=\"{send_email_url}\">ce lien</a>."
 
-#: registration/models.py:118 registration/models.py:480
+#: registration/models.py:118 registration/models.py:503
 msgid "registration"
 msgstr "inscription"
 
@@ -1991,19 +2027,38 @@ msgstr ""
 msgid "Vaccine sheet"
 msgstr "Carnet de vaccination"
 
-#: registration/models.py:369
+#: registration/models.py:368
+#, python-brace-format
+msgid ""
+"You have to pay {amount} € for your registration, or send a scholarship "
+"notification or a payment proof. You can do it on <a href=\"{url}\">the "
+"payment page</a>."
+msgstr ""
+"Vous devez payer {amount} € pour votre inscription, ou envoyer une "
+"notification de bourse ou un justificatif de paiement. Vous pouvez le faire "
+"sur <a href=\"{url}\">la page de paiement</a>."
+
+#: registration/models.py:374 registration/models.py:383
+msgid "Payment"
+msgstr "Paiement"
+
+#: registration/models.py:380
+msgid "Your payment is under approval."
+msgstr "Votre paiement est en cours de validation."
+
+#: registration/models.py:392
 msgid "student registration"
 msgstr "inscription d'élève"
 
-#: registration/models.py:370
+#: registration/models.py:393
 msgid "student registrations"
 msgstr "inscriptions d'élève"
 
-#: registration/models.py:381
+#: registration/models.py:404
 msgid "most recent degree in mathematics, computer science or physics"
 msgstr "Dernier diplôme obtenu en mathématiques, informatique ou physique"
 
-#: registration/models.py:382
+#: registration/models.py:405
 msgid ""
 "Your most recent degree in maths, computer science or physics, or your last "
 "entrance exam (CAPES, Agrégation,…)"
@@ -2011,23 +2066,23 @@ msgstr ""
 "Votre dernier diplôme en mathématiques, informatique ou physique, ou votre "
 "dernier concours obtenu (CAPES, Agrégation, …)"
 
-#: registration/models.py:387 registration/models.py:409
+#: registration/models.py:410 registration/models.py:432
 msgid "professional activity"
 msgstr "activité professionnelle"
 
-#: registration/models.py:400
+#: registration/models.py:423
 msgid "coach registration"
 msgstr "inscription d'encadrant⋅e"
 
-#: registration/models.py:401
+#: registration/models.py:424
 msgid "coach registrations"
 msgstr "inscriptions d'encadrant⋅es"
 
-#: registration/models.py:413
+#: registration/models.py:436
 msgid "administrator"
 msgstr "administrateur⋅rice"
 
-#: registration/models.py:414
+#: registration/models.py:437
 msgid ""
 "An administrator has all rights. Please don't give this right to all juries "
 "and volunteers."
@@ -2035,29 +2090,29 @@ msgstr ""
 "Un⋅e administrateur⋅rice a tous les droits. Merci de ne pas donner ce droit "
 "à toustes les juré⋅es et bénévoles."
 
-#: registration/models.py:424
+#: registration/models.py:447
 msgid "admin"
 msgstr "admin"
 
-#: registration/models.py:424
+#: registration/models.py:447
 msgid "volunteer"
 msgstr "bénévole"
 
-#: registration/models.py:437
+#: registration/models.py:460
 msgid ""
 "Registrations for tournament {tournament} are closing on {date:%Y-%m-%d %H:"
 "%M}. There are for now {validated_teams} validated teams (+ {pending_teams} "
 "pending) on {max_teams} expected."
 msgstr ""
 "Les inscriptions pour le tournoi {tournament} ferment le {date:%d/%m/%Y à %H:"
-"%M}. Il y a pour l'instant {validated_teams} équipes validées (+ {pending_"
-"teams} en attente) sur {max_teams} attendues."
+"%M}. Il y a pour l'instant {validated_teams} équipes validées (+ "
+"{pending_teams} en attente) sur {max_teams} attendues."
 
-#: registration/models.py:445
+#: registration/models.py:468
 msgid "Registrations"
 msgstr "Inscriptions"
 
-#: registration/models.py:452
+#: registration/models.py:475
 #, python-brace-format
 msgid ""
 "The team {trigram} requested to be validated for the tournament of "
@@ -2068,68 +2123,68 @@ msgstr ""
 "Vous pouvez vérifier le statut de l'équipe sur la <a href=\"{url}\">page de "
 "l'équipe</a>."
 
-#: registration/models.py:467
+#: registration/models.py:490
 msgid "volunteer registration"
 msgstr "inscription de bénévole"
 
-#: registration/models.py:468
+#: registration/models.py:491
 msgid "volunteer registrations"
 msgstr "inscriptions de bénévoles"
 
-#: registration/models.py:484
+#: registration/models.py:507
 msgid "type"
 msgstr "type"
 
-#: registration/models.py:487
+#: registration/models.py:510
 msgid "No payment"
 msgstr "Pas de paiement"
 
-#: registration/models.py:489
+#: registration/models.py:512
 msgid "Scholarship"
 msgstr "Notification de bourse"
 
-#: registration/models.py:490
+#: registration/models.py:513
 msgid "Bank transfer"
 msgstr "Virement bancaire"
 
-#: registration/models.py:491
+#: registration/models.py:514
 msgid "Other (please indicate)"
 msgstr "Autre (veuillez spécifier)"
 
-#: registration/models.py:492
+#: registration/models.py:515
 msgid "The tournament is free"
 msgstr "Le tournoi est gratuit"
 
-#: registration/models.py:499
+#: registration/models.py:522
 msgid "scholarship file"
 msgstr "Notification de bourse"
 
-#: registration/models.py:500
+#: registration/models.py:523
 msgid "only if you have a scholarship."
 msgstr "Nécessaire seulement si vous déclarez être boursier."
 
-#: registration/models.py:507
+#: registration/models.py:530
 msgid "additional information"
 msgstr "informations additionnelles"
 
-#: registration/models.py:508
+#: registration/models.py:531
 msgid "To help us to find your payment."
 msgstr "Pour nous aider à retrouver votre paiement, si nécessaire."
 
-#: registration/models.py:514
+#: registration/models.py:537
 msgid "payment valid"
 msgstr "paiement valide"
 
-#: registration/models.py:523
+#: registration/models.py:546
 #, python-brace-format
 msgid "Payment of {registration}"
 msgstr "Paiement de {registration}"
 
-#: registration/models.py:526
+#: registration/models.py:549
 msgid "payment"
 msgstr "paiement"
 
-#: registration/models.py:527
+#: registration/models.py:550
 msgid "payments"
 msgstr "paiements"
 
@@ -2559,27 +2614,27 @@ msgstr "Détails de l'utilisateur⋅rice {user}"
 msgid "Update user {user}"
 msgstr "Mise à jour de l'utilisateur⋅rice {user}"
 
-#: registration/views.py:488
+#: registration/views.py:494
 #, python-brace-format
 msgid "Photo authorization of {student}.{ext}"
 msgstr "Autorisation de droit à l'image de {student}.{ext}"
 
-#: registration/views.py:511
+#: registration/views.py:517
 #, python-brace-format
 msgid "Health sheet of {student}.{ext}"
 msgstr "Fiche sanitaire de {student}.{ext}"
 
-#: registration/views.py:534
+#: registration/views.py:540
 #, python-brace-format
 msgid "Vaccine sheet of {student}.{ext}"
 msgstr "Carnet de vaccination de {student}.{ext}"
 
-#: registration/views.py:557
+#: registration/views.py:563
 #, python-brace-format
 msgid "Parental authorization of {student}.{ext}"
 msgstr "Autorisation parentale de {student}.{ext}"
 
-#: registration/views.py:579
+#: registration/views.py:585
 #, python-brace-format
 msgid "Scholarship attestation of {user}.{ext}"
 msgstr "Notification de bourse de {user}.{ext}"
diff --git a/participation/models.py b/participation/models.py
index 0bdba63..ca983fd 100644
--- a/participation/models.py
+++ b/participation/models.py
@@ -14,7 +14,7 @@ from django.utils import timezone
 from django.utils.crypto import get_random_string
 from django.utils.text import format_lazy
 from django.utils.translation import gettext_lazy as _
-from registration.models import VolunteerRegistration
+from registration.models import VolunteerRegistration, Payment
 from tfjm.lists import get_sympa_client
 
 
@@ -195,6 +195,8 @@ class Team(models.Model):
                 'priority': 2,
                 'content': content,
             })
+        else:
+            informations.extend(self.participation.important_informations())
 
         return informations
 
@@ -460,6 +462,42 @@ class Participation(models.Model):
     def __str__(self):
         return _("Participation of the team {name} ({trigram})").format(name=self.team.name, trigram=self.team.trigram)
 
+    def important_informations(self):
+        informations = []
+
+        missing_payments = Payment.objects.filter(registration__in=self.team.participants.all(), valid=False)
+        if missing_payments.exists():
+            text = _("<p>The team {trigram} has {nb_missing_payments} missing payments. Each member of the team "
+                     "must have a valid payment (or send a scholarship notification) "
+                     "to participate to the tournament.</p>"
+                     "<p>Participants that have not paid yet are: {participants}.</p>")
+            content = format_lazy(text, trigram=self.team.trigram, nb_missing_payments=missing_payments.count(),
+                                  participants=", ".join(str(p.registration) for p in missing_payments.all()))
+            informations.append({
+                'title': _("Missing payments"),
+                'type': "danger",
+                'priority': 10,
+                'content': content,
+            })
+
+        if timezone.now() <= self.tournament.solution_limit:
+            text = _("<p>The solutions for the tournament of {tournament} are due on the {date:%Y-%m-%d %H:%M}.</p>"
+                     "<p>You have currently sent <strong>{nb_solutions}</strong> solutions. "
+                     "We suggest to send at least <strong>{min_solutions}</strong> different solutions.</p>"
+                     "<p>You can upload your solutions on <a href='{url}'>your participation page</a>.</p>")
+            url = reverse_lazy("participation:participation_detail", args=(self.pk,))
+            content = format_lazy(text, tournament=self.tournament.name, date=self.tournament.solution_limit,
+                                  nb_solutions=self.solutions.count(), min_solutions=len(settings.PROBLEMS) - 3,
+                                  url=url)
+            informations.append({
+                'title': _("Solutions due"),
+                'type': "info",
+                'priority': 1,
+                'content': content,
+            })
+
+        return informations
+
     class Meta:
         verbose_name = _("participation")
         verbose_name_plural = _("participations")
diff --git a/registration/models.py b/registration/models.py
index bf636eb..cb34b32 100644
--- a/registration/models.py
+++ b/registration/models.py
@@ -363,6 +363,29 @@ class StudentRegistration(ParticipantRegistration):
                     'content': content,
                 })
 
+        if self.team and self.team.participation.valid:
+            if self.payment.valid is False:
+                text = _("You have to pay {amount} € for your registration, or send a scholarship "
+                         "notification or a payment proof. "
+                         "You can do it on <a href=\"{url}\">the payment page</a>.")
+                url = reverse_lazy("registration:update_payment", args=(self.payment.id,))
+                content = format_lazy(text, amount=self.team.participation.tournament.price, url=url)
+                informations.append({
+                    'title': _("Payment"),
+                    'type': "danger",
+                    'priority': 3,
+                    'content': content,
+                })
+            elif self.payment.valid is None:
+                text = _("Your payment is under approval.")
+                content = text
+                informations.append({
+                    'title': _("Payment"),
+                    'type': "warning",
+                    'priority': 3,
+                    'content': content,
+                })
+
         return informations
 
     class Meta: