{"id":136,"date":"2026-05-07T11:24:58","date_gmt":"2026-05-07T05:54:58","guid":{"rendered":"https:\/\/1000sciencefairprojects.com\/tech\/?p=136"},"modified":"2026-05-07T13:03:06","modified_gmt":"2026-05-07T07:33:06","slug":"dmpr-diesel-price-calculation-error-the-error-details","status":"publish","type":"post","link":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/","title":{"rendered":"DMPR Diesel Price Calculation Error South Africa | The Error Details"},"content":{"rendered":"\n<p class=\"wp-block-yoast-seo-estimated-reading-time yoast-reading-time__wrapper\"><span class=\"yoast-reading-time__icon\"><svg aria-hidden=\"true\" focusable=\"false\" data-icon=\"clock\" width=\"20\" height=\"20\" fill=\"none\" stroke=\"currentColor\" style=\"display:inline-block;vertical-align:-0.1em\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2\" d=\"M12 8v4l3 3m6-3a9 9 0 11-18 0 9 9 0 0118 0z\"><\/path><\/svg><\/span><span class=\"yoast-reading-time__spacer\" style=\"display:inline-block;width:1em\"><\/span><span class=\"yoast-reading-time__descriptive-text\">Estimated reading time: <\/span><span class=\"yoast-reading-time__reading-time\">3<\/span><span class=\"yoast-reading-time__time-unit\"> minutes<\/span><\/p>\n\n\n\n<p><strong><em><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0a6644\" class=\"has-inline-color\">The DMPR diesel price calculation error refers to a significant clerical mistake made by South Africa&#8217;s Department of Mineral and Petroleum Resources (DMPR) in early May 2026. <\/mark><\/em><\/strong><\/p>\n\n\n\n<p>The error led to an overstatement of the diesel price increase for the month, which the department had to correct via an official erratum just hours before the new rates took effect.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-error-details\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">The Error Details<\/mark><\/h3>\n\n\n\n<p>During the calculation of fuel prices for <strong>May 2026<\/strong>, the department miscaptured a temporary fuel levy reduction intended to cushion consumers against rising costs.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>The Mistake:<\/strong> A planned <strong>93.00 cents per litre<\/strong> reduction in the fuel levy was erroneously entered into the system as <strong>0.93 cents per litre<\/strong>.<\/li>\n\n\n\n<li><strong>The Impact:<\/strong> This decimal-point error caused the initial announcement to state that the wholesale price of diesel would increase by <strong>R6.19 per litre<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-correction\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">The Correction<\/mark><\/h3>\n\n\n\n<p>After identifying the oversight, the DMPR issued a revised statement on May 5, 2026, correcting the figures:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Revised Increase:<\/strong> The wholesale price increase for both grades of diesel was lowered to <strong>R5.27 per litre<\/strong> (a reduction of 92 cents from the original incorrect announcement).<\/li>\n\n\n\n<li><strong>Effective Date:<\/strong> These corrected prices went into effect on <strong>Wednesday, May 6, 2026<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-summary-of-may-2026-price-adjustments-corrected\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Summary of May 2026 Price Adjustments (Corrected)<\/mark><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">Fuel Type<\/mark><\/strong><\/td><td><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">Adjusted Increase (per litre)<\/mark><\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Diesel (0.05% &amp; 0.005% sulphur)<\/strong><\/td><td><strong>R5.27<\/strong> (Originally announced as R6.19)<\/td><\/tr><tr><td><strong>Petrol (93 &amp; 95 ULP\/LRP)<\/strong><\/td><td><strong>R3.27<\/strong> (No error reported)<\/td><\/tr><tr><td><strong>Illuminating Paraffin<\/strong><\/td><td><strong>R4.22<\/strong><\/td><\/tr><tr><td><strong>LPGas (Retail)<\/strong><\/td><td><strong>R5.07\/kg<\/strong> (Gauteng) \/ <strong>R5.78\/kg<\/strong> (Western Cape)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-why-this-matters\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Why This Matters<\/mark><\/h3>\n\n\n\n<p>The error was described by the department as &#8220;highly regrettable&#8221; because it caused significant confusion for logistics companies, farmers, and transport operators who use large volumes of diesel and rely on these announcements for budgeting. The miscalculation occurred despite the government&#8217;s attempt to extend the <strong>temporary fuel tax reprieve<\/strong> to combat high inflation and global oil market volatility.<\/p>\n\n\n\n<p>If you are seeing a price discrepancy at a fueling station, ensure they have updated their systems to reflect the <strong>May 6th Erratum<\/strong> rather than the initial Monday announcement.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-technical-help-support-and-guidance wp-block-embed-technical-help-support-and-guidance\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"WCE3pfImtC\"><a href=\"https:\/\/1000sciencefairprojects.com\/tech\/correo-movistar-error-login-how-to-fix\/\">Correo Movistar Error Login | How to Fix<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Correo Movistar Error Login | How to Fix&#8221; &#8212; Technical Help, Support and Guidance\" src=\"https:\/\/1000sciencefairprojects.com\/tech\/correo-movistar-error-login-how-to-fix\/embed\/#?secret=FHu9E7JpFA#?secret=WCE3pfImtC\" data-secret=\"WCE3pfImtC\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-faq-may-2026-dmpr-diesel-price-calculation-error\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><strong>FAQ: May 2026 DMPR Diesel Price Calculation Error<\/strong><\/mark><\/h3>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1778133123063\"><strong class=\"schema-faq-question\">What caused the diesel price calculation error in May 2026?<\/strong> <p class=\"schema-faq-answer\">The Department of Mineral and Petroleum Resources (DMPR) miscaptured the value of the temporary fuel levy reduction. A planned <strong>93.00 cents per litre<\/strong> reduction was accidentally entered into the system as <strong>0.93 cents per litre<\/strong>, leading to an over-calculated price hike.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1778133143786\"><strong class=\"schema-faq-question\">How much was the original vs. corrected price?<\/strong> <p class=\"schema-faq-answer\">Initially, the DMPR announced a diesel price hike of <strong>R6.19 per litre<\/strong>. Following the correction (Erratum), the actual increase was adjusted down to <strong>R5.27 per litre<\/strong>.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1778133156489\"><strong class=\"schema-faq-question\">When did the corrected prices take effect?<\/strong> <p class=\"schema-faq-answer\">The corrected fuel prices officially came into effect at midnight on <strong>Wednesday, May 6, 2026<\/strong>.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1778133176537\"><strong class=\"schema-faq-question\">Does this error affect petrol prices?<\/strong> <p class=\"schema-faq-answer\">No. The calculation error was specific to diesel grades (0.05% and 0.005% sulphur). Petrol prices (93 and 95 ULP) remained at the originally announced increase of <strong>R3.27 per litre<\/strong>.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>The DMPR diesel price calculation error refers to a significant clerical mistake made by South Africa&#8217;s Department of Mineral and Petroleum Resources (DMPR) in early May 2026. The error led&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-136","post","type-post","status-publish","format-standard","hentry","category-error-fix"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>DMPR Diesel Price Calculation Error South Africa | The Error Details<\/title>\n<meta name=\"description\" content=\"The DMPR diesel price calculation error refers to a significant clerical mistake made by South Africa&#039;s Department of Mineral and Petroleum Resources (DMPR) in early May 2026.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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A planned <strong>93.00 cents per litre<\/strong> reduction was accidentally entered into the system as <strong>0.93 cents per litre<\/strong>, leading to an over-calculated price hike.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133143786\",\"position\":2,\"url\":\"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133143786\",\"name\":\"How much was the original vs. corrected price?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Initially, the DMPR announced a diesel price hike of <strong>R6.19 per litre<\/strong>. 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caused the diesel price calculation error in May 2026?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The Department of Mineral and Petroleum Resources (DMPR) miscaptured the value of the temporary fuel levy reduction. A planned <strong>93.00 cents per litre<\/strong> reduction was accidentally entered into the system as <strong>0.93 cents per litre<\/strong>, leading to an over-calculated price hike.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133143786","position":2,"url":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133143786","name":"How much was the original vs. corrected price?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Initially, the DMPR announced a diesel price hike of <strong>R6.19 per litre<\/strong>. Following the correction (Erratum), the actual increase was adjusted down to <strong>R5.27 per litre<\/strong>.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133156489","position":3,"url":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133156489","name":"When did the corrected prices take effect?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The corrected fuel prices officially came into effect at midnight on <strong>Wednesday, May 6, 2026<\/strong>.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133176537","position":4,"url":"https:\/\/1000sciencefairprojects.com\/tech\/dmpr-diesel-price-calculation-error-the-error-details\/#faq-question-1778133176537","name":"Does this error affect petrol prices?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No. The calculation error was specific to diesel grades (0.05% and 0.005% sulphur). Petrol prices (93 and 95 ULP) remained at the originally announced increase of <strong>R3.27 per litre<\/strong>.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/posts\/136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/comments?post=136"}],"version-history":[{"count":3,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/posts\/136\/revisions"}],"predecessor-version":[{"id":142,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/posts\/136\/revisions\/142"}],"wp:attachment":[{"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/media?parent=136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/categories?post=136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/1000sciencefairprojects.com\/tech\/wp-json\/wp\/v2\/tags?post=136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}