{"id":10199,"date":"2021-03-11T12:13:02","date_gmt":"2021-03-11T12:13:02","guid":{"rendered":"https:\/\/taxfix.com\/en-uk\/?p=10199"},"modified":"2026-01-28T07:01:44","modified_gmt":"2026-01-28T07:01:44","slug":"cis-refund","status":"publish","type":"post","link":"https:\/\/taxfix.com\/en-uk\/self-employed-tax-returns\/cis-refund\/","title":{"rendered":"CIS refund: all your FAQs answered."},"content":{"rendered":"\n<p>When it comes to claiming your <strong>CIS refund<\/strong>, we know you\u2019ve got questions. How long does it take? What happens if you have penalties? And why does HMRC sometimes adjust the amount?<\/p>\n\n\n\n<p>We\u2019ve pulled together the most common FAQs about <strong>CIS refund<\/strong> to make the process as straightforward as possible. Take a look below, and if you still have questions, we&#8217;re happy to answer them!<\/p>\n\n\n\n<p>Just reach out via live chat on our homepage or email us at <a href=\"mailto:support@taxfix.com\">support@taxfix.com<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. What happens after I\u2019ve filed my tax return?<\/h2>\n\n\n\n<p>After we\u2019ve filed your return, all you need to do is prepare to pay your bill. You can do this either direct on HMRC online or via your Taxfix account where we\u2019ll redirect you to HMRC\u2019s payment portal.&nbsp;\ud83d\udcbb <br><\/p>\n\n\n<\/div> <!-- .c-body -->\n\n<div class=\"b-cta-mini m-purple m-align-left\">\n    \n    <div class=\"b-cta-mini__content\">\n\n        \n        <h2 class=\"b-cta-mini__title\">Stress-free Self Assessment&#8217;s <\/h2>\n\n        \n        \n        <div class=\"b-cta-mini__body\">\n            <div class=\"b-block-body\"><p><span style=\"font-weight: 400;\">Let us handle the hard part! Get expert support from accredited accountants and file with confidence.<\/span><\/p>\n<\/div>\n        <\/div>\n\n        \n        \n        <div class=\"b-cta-mini__action\">\n\n            <a href=\"https:\/\/taxfix.com\/en-uk\/assessment\/companyReturn\" class=\"c-button m-large  m-mobile-fullwidth\">Get started<\/a>\n\n\n        <\/div>\n\n        \n    <\/div>\n<\/div> <!-- .b-cta-mini -->\n\n<div class=\"c-body\">\n\n\n\n\n<h2 class=\"wp-block-heading\">2. What is agent authorisation and why is it sometimes needed?<\/h2>\n\n\n\n<p>Agent authorisation is a way to let your accountant represent you and act on your behalf when communicating with HMRC. If there are any issues, your accountant can step in and help, and they can also access information about your previous employers to make sure they have everything they need to complete your return.<\/p>\n\n\n\n<p>When your accountant requests agent authorisation, HMRC will send you a letter with a code to your address on file. \ud83d\udcec You can add it directly onto your Taxfix profile.&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/taxfix.com\/en-uk\/wp-content\/uploads\/25Q3_TS_Rebrand_UK_Website_Content_Blog-and-guides_how-to-file-a-tax-return.png\" width=\"1280\" height=\"672\" srcset=\"https:\/\/taxfix.com\/en-uk\/wp-content\/uploads\/25Q3_TS_Rebrand_UK_Website_Content_Blog-and-guides_how-to-file-a-tax-return-300x158.png 300w, https:\/\/taxfix.com\/en-uk\/wp-content\/uploads\/25Q3_TS_Rebrand_UK_Website_Content_Blog-and-guides_how-to-file-a-tax-return-1024x538.png 1024w, https:\/\/taxfix.com\/en-uk\/wp-content\/uploads\/25Q3_TS_Rebrand_UK_Website_Content_Blog-and-guides_how-to-file-a-tax-return-768x403.png 768w, https:\/\/taxfix.com\/en-uk\/wp-content\/uploads\/25Q3_TS_Rebrand_UK_Website_Content_Blog-and-guides_how-to-file-a-tax-return.png 1280w\" class=\"wp-block-image__media\" sizes=\"auto, (min-width: 1000px) 768px, calc(100vw - 48px)\" alt=\"How to file a tax return\"><\/div>\n\n\n<h2 class=\"wp-block-heading\">3. What happens to my CIS rebate if I have penalties from previous years?<\/h2>\n\n\n\n<p>If you have outstanding penalties or fines from previous years, these will remain on your HMRC account and will automatically be deducted from any <strong>CIS refund<\/strong> you\u2019re due.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. How long does a CIS refund take?<\/h2>\n\n\n\n<p>Finally, the most important question! <strong><em>How long does a CIS refund take?<\/em><\/strong> Once your return has been filed, it typically takes HMRC between 6-12 weeks to process and pay a <strong>CIS refund<\/strong>. If it\u2019s a particularly large rebate or your first time claiming, HMRC may run additional security checks. \ud83d\udd75\ufe0f\u200d\u2642\ufe0f This can include verifying your identity and personal details.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"embed-container\"><iframe loading=\"lazy\" title=\"Tax in 10(ish) seconds - what is the CIS rebate?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/v2kYgc9PlOE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">5. Why has HMRC changed my CIS refund amount?<\/h2>\n\n\n\n<p>Your tax return is calculated based on the information you provide to your accountant. Once submitted, HMRC cross-checks this against their records, which may include historical tax code changes, late payment fines, or other deductions.<\/p>\n\n\n\n<p>Since only HMRC has access to this data, your <strong>CIS refund<\/strong> amount may be adjusted accordingly. We unfortunately don\u2019t have access to unpaid fines or changes in tax codes unless you\u2019re able to tell us about them.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Need to file your CIS tax return?<\/h2>\n\n\n\n<p>Well, it\u2019s your lucky day. Get your <a href=\"https:\/\/taxfix.com\/en-uk\/self-assessment-tax-returns\/\" target=\"_blank\" rel=\"noreferrer noopener\">CIS tax return<\/a> filed by an accredited accountant. We can also take payment from your rebate if you prefer not to pay in advance. Our CIS accountants have specialist knowledge of construction worker tax needs, including allowable expenses, maximising your <strong>CIS refund<\/strong>, and ensuring a smooth filing process. \ud83d\udcaa<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When it comes to claiming your CIS refund, we know you\u2019ve got questions. How long does it take? What happens if you have penalties? And why does HMRC sometimes adjust the amount? We\u2019ve pulled together the most common FAQs about CIS refund to make the process as straightforward as possible. Take a look below, and [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[443,440],"tags":[188,102,415],"class_list":["post-10199","post","type-post","status-publish","format-standard","hentry","category-construction-and-labourers","category-self-employed-tax-returns","tag-construction-industry-scheme","tag-hmrc","tag-tax-return-basics"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CIS refund: all your FAQs answered. &#8211; Taxfix<\/title>\n<meta name=\"description\" content=\"Wondering how long a CIS refund takes? 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