{"id":20063,"date":"2026-03-26T17:40:02","date_gmt":"2026-03-26T16:40:02","guid":{"rendered":"https:\/\/hayaenergy.com\/?p=20063"},"modified":"2026-05-19T10:12:24","modified_gmt":"2026-05-19T08:12:24","slug":"blog-2026-mecanisme-de-capacite-refonte","status":"publish","type":"post","link":"https:\/\/hayaenergy.com\/fr\/blog-2026-mecanisme-de-capacite-refonte\/","title":{"rendered":"M\u00e9canisme de capacit\u00e9 : un marathon r\u00e9glementaire s\u2019ach\u00e8ve avec un cadre d\u00e9sormais complet"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"20063\" class=\"elementor elementor-20063 elementor-20048\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5223b1ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5223b1ee\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-607a2338\" data-id=\"607a2338\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-705760f2 elementor-widget elementor-widget-text-editor\" data-id=\"705760f2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"e3671ac1-286c-44b6-829f-62b60abddd0e\" data-message-model-slug=\"gpt-5-3-instant\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\">\n<div class=\"qMYqUG_convSearchResultHighlightRoot\">\n<div class=\"\" data-turn-id-container=\"request-WEB:3c03d676-2e4c-4456-ad47-e1913eaf520b-1\" data-is-intersecting=\"true\">\n<div class=\"relative w-full overflow-visible\">\n<section class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [&amp;:has([data-writing-block])&gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:3c03d676-2e4c-4456-ad47-e1913eaf520b-1\" data-turn-id-container=\"request-WEB:3c03d676-2e4c-4456-ad47-e1913eaf520b-1\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col gap-4 grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+&amp;]:mt-1\" dir=\"auto\" tabindex=\"0\" data-message-author-role=\"assistant\" data-message-id=\"619a7553-a15c-47b6-b0f4-1b55ea4de70f\" data-message-model-slug=\"gpt-5-5-instant\" data-turn-start-message=\"true\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden\">\n<div class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\">\n<p data-start=\"0\" data-end=\"72\">Avec la publication au Journal officiel du 22 mars des textes suivants :<\/p>\n<ul data-start=\"74\" data-end=\"818\">\n<li data-section-id=\"s165w4\" data-start=\"74\" data-end=\"182\"><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf?id=zt2GLovIttZ83s9fp0OkP9_gRqcUA3qn9Cpuf_2cwJA=\">D\u00e9cret n\u00b0 2026-177 du 11 mars 2026 relatif \u00e0 l\u2019entr\u00e9e en vigueur du m\u00e9canisme de capacit\u00e9<\/a> (JO du 13\/03\/26)<\/li>\n<li data-section-id=\"uok2xx\" data-start=\"183\" data-end=\"271\"><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf?id=5wwsq6VnzNWqpQoIDQVHgtikVJ09SgPYYAeEnHhKkTE=\">Arr\u00eat\u00e9 du 18 mars 2026 fixant les r\u00e8gles du m\u00e9canisme de capacit\u00e9 fran\u00e7ais<\/a> (203 pages)<\/li>\n<li data-section-id=\"6m8c61\" data-start=\"272\" data-end=\"509\"><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf?id=5wwsq6VnzNWqpQoIDQVHgkkMHYQvynO2QRjcUgr2Y2Q=\">Arr\u00eat\u00e9 du 18 mars 2026 fixant le volume cible des capacit\u00e9s d\u2019effacement de consommation et de stockage d\u2019\u00e9lectricit\u00e9 r\u00e9serv\u00e9 \u00e0 l\u2019ench\u00e8re finale du m\u00e9canisme de capacit\u00e9 pour la p\u00e9riode de livraison 2026-2027<\/a> (4,7 GW au lieu de 4,3 GW)<\/li>\n<li data-section-id=\"1iosu87\" data-start=\"510\" data-end=\"668\"><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf?id=5wwsq6VnzNWqpQoIDQVHghtzIq5kWec1sFkTwHlmIgk=\">Arr\u00eat\u00e9 du 18 mars 2026 relatif \u00e0 la m\u00e9thodologie d\u2019\u00e9tablissement des courbes de demande et aux param\u00e8tres du rapport de param\u00e9trage du m\u00e9canisme de capacit\u00e9<\/a><\/li>\n<li data-section-id=\"e9znpj\" data-start=\"669\" data-end=\"818\"><a href=\"https:\/\/www.legifrance.gouv.fr\/download\/pdf?id=5wwsq6VnzNWqpQoIDQVHguGamjg1xo8C-g1_Q8VXgsM=\">Arr\u00eat\u00e9 du 18 mars 2026 relatif \u00e0 la courbe de demande pour la p\u00e9riode de livraison 2026-2027 du m\u00e9canisme de capacit\u00e9<\/a> (fixant les plafonds de prix)<\/li>\n<\/ul>\n<p data-start=\"820\" data-end=\"1020\"><strong>Le cadre du nouveau m\u00e9canisme de capacit\u00e9 est d\u00e9sormais enfin complet et publi\u00e9<\/strong>, mettant un terme \u00e0 ce qui aura \u00e9t\u00e9 un v\u00e9ritable marathon r\u00e9glementaire, souvent v\u00e9cu comme une course contre la montre.<\/p>\n<p data-start=\"1022\" data-end=\"1088\">Les principales \u00e9tapes de sa mise en \u0153uvre ont \u00e9t\u00e9 les suivantes :<\/p>\n<ul>\n<li data-section-id=\"19civ7c\" data-start=\"1090\" data-end=\"1273\">L\u2019article 19 de la loi n\u00b0 2025-127 du 14 f\u00e9vrier 2025 (loi de finances pour 2025), qui a pos\u00e9 les bases juridiques du dispositif (articles L. 316-1 \u00e0 L. 316-13 du Code de l\u2019\u00e9nergie)<\/li>\n<li>Puis une fin d\u2019ann\u00e9e 2025 particuli\u00e8rement intense :\n<ul>\n<li data-section-id=\"87fkcd\" data-start=\"1329\" data-end=\"1842\">22\/12\/2025 : <a href=\"https:\/\/ec.europa.eu\/commission\/presscorner\/detail\/en\/ip_25_3132\">approbation du m\u00e9canisme par la Commission europ\u00e9enne<\/a> pour une dur\u00e9e de 10 ans \u00e0 compter de novembre 2026, avec un montant total d\u2019aides estim\u00e9 \u00e0 20 milliards d\u2019euros sur 10 ans, soit 2 milliards d\u2019euros par an (potentiellement 20 000 \u20ac\/MW sur la base de 100 GW d\u2019obligations). La Commission a consid\u00e9r\u00e9 que le m\u00e9canisme \u00e9tait conforme aux trait\u00e9s europ\u00e9ens ainsi qu\u2019aux lignes directrices de 2022 relatives aux aides d\u2019\u00c9tat en faveur du climat, de la protection de l\u2019environnement et de l\u2019\u00e9nergie.<\/li>\n<li data-section-id=\"te1w7w\" data-start=\"1843\" data-end=\"2223\">31\/12\/2025 : publication du<a href=\"https:\/\/www.legifrance.gouv.fr\/download\/file\/rTBlMhYaksAKNHFY-s19QTSbxW9z9z2s0Fxzj_av_CQ=\/JOE_TEXTE\"> d\u00e9cret n\u00b0 2025-1441 du 31 d\u00e9cembre 2025<\/a> relatif au m\u00e9canisme de capacit\u00e9 instaur\u00e9 afin de garantir la s\u00e9curit\u00e9 d\u2019approvisionnement en \u00e9lectricit\u00e9. Ce d\u00e9cret modifie en cons\u00e9quence le Code de l\u2019\u00e9nergie :<\/li>\n<li data-section-id=\"1hjs65x\" data-start=\"2079\" data-end=\"2143\">le chapitre V du titre III du livre III du Code de l\u2019\u00e9nergie ;<\/li>\n<li data-section-id=\"1415b9y\" data-start=\"2146\" data-end=\"2223\">le livre III, titre I du Code de l\u2019\u00e9nergie est compl\u00e9t\u00e9 par un chapitre VI.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p data-section-id=\"qtwf91\" data-start=\"2225\" data-end=\"2241\"><strong>Le m\u00e9canisme<\/strong><\/p>\n<p data-start=\"2243\" data-end=\"2367\" data-is-last-node=\"\" data-is-only-node=\"\">La CRE elle-m\u00eame, lors de son atelier du 6 f\u00e9vrier 2026, r\u00e9sume le nouveau m\u00e9canisme (en le comparant au m\u00e9canisme actuel) :<\/p>\n<\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/section>\n<\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n<p><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0c34557 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0c34557\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a7acf50\" data-id=\"a7acf50\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c6214d2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c6214d2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-589f0a5\" data-id=\"589f0a5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-17bc0ce elementor-widget__width-initial elementor-widget elementor-widget-html\" data-id=\"17bc0ce\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<table style=\"width:100%; border-collapse: collapse; font-family: Arial, sans-serif; font-size:14px;\">\r\n  <tr style=\"background:#f2f2f2;\">\r\n    <th style=\"border:1px solid #000; padding:10px;\"><\/th>\r\n    <th style=\"border:1px solid #000; padding:10px;\">Ancien m\u00e9canisme<\/th>\r\n    <th style=\"border:1px solid #000; padding:10px;\">Nouveau m\u00e9canisme<\/th>\r\n  <\/tr>\r\n\r\n  <tr>\r\n    <td style=\"border:1px solid #000; padding:10px; font-weight:bold;\">Demande<\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <strong>Demande d\u00e9centralis\u00e9e :<\/strong>\r\n      <ul>\r\n        <li>Les acteurs oblig\u00e9s sont responsables de la strat\u00e9gie d\u2019acquisition des garanties de capacit\u00e9s<\/li>\r\n        <li>Pour couvrir la consommation de leur portefeuille client pendant les p\u00e9riodes de pointe<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <strong>Demande centralis\u00e9e :<\/strong>\r\n      <ul>\r\n        <li>Pour chaque ench\u00e8re, la courbe de demande est fix\u00e9e par les pouvoirs publics<\/li>\r\n        <li>RTE contractualise les capacit\u00e9s laur\u00e9ates lors des ench\u00e8res<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n  <\/tr>\r\n\r\n  <tr>\r\n    <td style=\"border:1px solid #000; padding:10px; font-weight:bold;\">Nombre d\u2019ench\u00e8res<\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <ul>\r\n        <li>Jusqu\u2019\u00e0 15 par ann\u00e9e de livraison (PL-4 \u00e0 PL+3)<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <strong>R\u00e9duction du nombre d\u2019ench\u00e8res<\/strong>\r\n      <ul>\r\n        <li>Maximum 2 par p\u00e9riode de livraison (PL-4 et PL-1)<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n  <\/tr>\r\n\r\n  <tr>\r\n    <td style=\"border:1px solid #000; padding:10px; font-weight:bold;\">Encadrement de la r\u00e9mun\u00e9ration<\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      Prix administr\u00e9 (\u00e9quivalent \u00e0 un prix plafond)\r\n    <\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <strong>Prix plafond global (72\u20ac\/kW)<\/strong> et prix plafond interm\u00e9diaire pour les capacit\u00e9s existantes (15\u20ac\/kW)\r\n    <\/td>\r\n  <\/tr>\r\n\r\n  <tr>\r\n    <td style=\"border:1px solid #000; padding:10px; font-weight:bold;\">Contrat pluriannuels<\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <ul>\r\n        <li>M\u00e9canisme ad-hoc (AOLT)<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      Possibilit\u00e9 de contractualisation pluriannuelle pour les capacit\u00e9s nouvelles lors de certaines ench\u00e8res\r\n    <\/td>\r\n  <\/tr>\r\n\r\n  <tr>\r\n    <td style=\"border:1px solid #000; padding:10px; font-weight:bold;\">Soutien aux flexibilit\u00e9s d\u00e9carbonn\u00e9es<\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      <ul>\r\n        <li>M\u00e9canisme ad-hoc (AOFD)<\/li>\r\n      <\/ul>\r\n    <\/td>\r\n    <td style=\"border:1px solid #000; padding:10px;\">\r\n      Volume r\u00e9serv\u00e9 aux flexibilit\u00e9s d\u00e9carbon\u00e9es dans les ench\u00e8res\r\n    <\/td>\r\n  <\/tr>\r\n\r\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c214e92 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"c214e92\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41a6cb9 elementor-widget elementor-widget-text-editor\" data-id=\"41a6cb9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Les prochaines \u00e9tapes :\u00a0<\/strong><\/p>\n<p>Maintenant la course contre la montre concerne les acteurs :<\/p>\n<ul>\n<li>Demande de d\u00e9rogation au Palfond de Prix Interm\u00e9diare avant le <strong>1\/4\/2026<\/strong><\/li>\n<li>Demande de certification avant le<strong> 15\/4\/2026<\/strong><\/li>\n<li>Et de se pr\u00e9parer \u00e0 l\u2019ench\u00e8re pr\u00e9vue en <strong>Juillet<\/strong>.<\/li>\n<\/ul>\n<p><strong>Impact pour le consommateur :\u00a0<\/strong><\/p>\n<p>Consid\u00e9rant la question de la s\u00e9curit\u00e9 d\u2019approvisionnement acquise, au moins pour le court\/moyen terme, la CRE a concentr\u00e9 ses efforts pour assurer que ce m\u00e9canisme se ferait bien au \u00ab <strong>moindre co\u00fbt<\/strong> \u00bb pour les consommateurs.<\/p>\n<p>Tenant compte des prix plafond et n\u00e9gligeant les d\u00e9rogations, de facto, l\u2019impact pour le consommateurs <strong>est capp\u00e9 \u00e0 ~3,6\u20ac\/MWh<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-abf63be elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"abf63be\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ef1e159\" data-id=\"ef1e159\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Avec la publication au Journal officiel du 22 mars des textes suivants : D\u00e9cret n\u00b0 2026-177 du 11 mars 2026 relatif \u00e0 l\u2019entr\u00e9e en vigueur du m\u00e9canisme de capacit\u00e9 (JO du 13\/03\/26) Arr\u00eat\u00e9 du 18 mars 2026 fixant les r\u00e8gles du m\u00e9canisme de capacit\u00e9 fran\u00e7ais (203 pages) Arr\u00eat\u00e9 du 18 mars 2026 fixant le volume [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":20057,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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