{"id":4146,"date":"2018-03-24T16:13:06","date_gmt":"2018-03-24T16:13:06","guid":{"rendered":"https:\/\/www.sage.com\/en-gb\/blog\/glossary\/what-is-income-tax\/"},"modified":"2026-05-18T14:45:25","modified_gmt":"2026-05-18T13:45:25","slug":"what-is-income-tax","status":"publish","type":"sage_glossary","link":"https:\/\/www.sage.com\/en-gb\/blog\/glossary\/what-is-income-tax\/","title":{"rendered":"What is income tax?"},"content":{"rendered":"<header class=\"entry-header has-dark-background-color entry-header--has-illustration entry-header--has-illustration--generic\">\n\t<div class=\"container\">\n\t\t<div class=\"entry-header__row row align-center\">\n\t\t\t<div class=\"col col-lg-7 col-xlg-6 entry-header__content\">\n\t\t\t\t\t\t\t<div class=\"component component-single-header\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"entry-header__misc text--subtitle text--uppercase text--small\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.sage.com\/en-gb\/blog\/glossary\/\" class=\"entry-header__link\">Glossary definition<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"entry-title-wrapper\">\n\t\t\t\t\t<h1 class=\"entry-title\">\n\t\t\t\t\t\tWhat is income tax?\t\t\t\t\t<\/h1>\n\t\t\t\t<\/div>\n\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t<div class=\"single-post-details container\">\n\t\t<div class=\"col\">\n\t\t\t<span class=\"reading-time\"> min read<\/span>\n\t\t<button\n\t\t\ttype=\"button\"\n\t\t\tclass=\"social-share-button button button--icon button--secondary js-social-share-button\"\n\t\t\tdata-share-title=\"What is income tax?\"\n\t\t\tdata-share-url=\"https:\/\/www.sage.com\/en-gb\/blog\/glossary\/what-is-income-tax\/\"\n\t\t\tdata-share-text=\"Please read this interesting article\"\n\t\t>\n\t\t\t<span class=\"social-share-button__share-label\">Share<\/span>\n\t\t\t<span class=\"social-share-button__copy-label\" hidden>Copy Link<\/span>\n\t\t\t<span class=\"social-share-button__copy-tooltip\" aria-hidden=\"true\" hidden>Copied<\/span>\n\t\t<\/button>\n\n\t\t\t\t<\/div>\n\t<\/div>\n\t<\/header>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.sage.com\/en-gb\/blog\/how-do-you-make-income-tax-return-fun\/\">Income tax<\/a> is the tax an individual pays on their income \u2013 regardless of whether they earned the income or not. This includes your salary, profits if you\u2019re self-employed, income on your savings, and tax on most <a href=\"https:\/\/www.sage.com\/en-gb\/blog\/free-guide-to-auto-enrolment-and-workplace-pensions\/\">pensions<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Most people get a personal allowance, which gives them a certain level of income that is exempt from tax. You\u2019ll pay tax on any income above this level.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\n\n<section class=\"more-topics alignfull has-grey-light-background-color wp-block-sage-post-topics\">\n\t<div class=\"container\">\n\t\t<div class=\"row\">\n\t\t\t<div class=\"col col-12 col-lg-4\">\n\t\t\t\t<h3 class=\"more-topics__title h2\">Browse more topics from this term<\/h3>\n\t\t\t<\/div>\n\t\t\t<div class=\"col col-12 col-lg-8\">\n\t\t\t\t<ul class=\"post-tags__list\">\n\t\t\t\t\t\t\t\t\t\t\t<li class=\"post-tags__item\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.sage.com\/en-gb\/blog\/tag\/payroll\/\" class=\"post-tags__link button button--secondary\">\n\t\t\t\t\t\t\t\tPayroll\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t<li class=\"post-tags__item\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.sage.com\/en-gb\/blog\/tag\/tax\/\" class=\"post-tags__link button button--secondary\">\n\t\t\t\t\t\t\t\tTax\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<div class=\"alignfull wp-block-sage-related-posts\">\n\t<section class=\"related-posts card-grid has-dark-background-color\">\n\t<div class=\"container\">\n\t\t\t\t\t<div class=\"row\">\n\t\t\t\t<div class=\"col\">\n\t\t\t\t\t<h2 class=\"related-posts__heading related-posts__heading--featured h1\">Explore more wisdom<\/h2>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\n\t\t\t<div class=\"row related-posts__featured\">\n\t\t\t\t<div class=\"col card-grid__item\">\n\t\t\t\t\t<article\n\t\tclass=\"card-post related-post related-post-0 post-10689 post type-post status-publish format-standard has-post-thumbnail hentry category-money-matters category-strategy-legal-operations tag-accountant-accounting tag-bookkeeping tag-need-to-know tag-tax business_type-small-business business_type-medium-sized-business business_type-accountants card-post--is-clickable\"\n>\n\t<div class=\"card-post__media-wrapper\">\n\t\t<figure class=\"card-post__media\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1440\" height=\"810\" src=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1141999796-1440x810.jpg\" class=\"card-post__image\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1141999796-684x384.jpg 684w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1141999796-768x432.jpg 768w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1141999796-1440x810.jpg 1440w\" sizes=\"auto, (min-width: 48em) 250px, (min-width: 30em) 100vw, 100vw\" \/>\t\t\t\n\t\t\t\n\t\t\t\t\t<\/figure>\n\t<\/div>\n\n\t<div class=\"card-post__content\">\n\t\t\t\t\t<div class=\"card-post__label\">Recommended<\/div>\n\t\t\n\t\t\t\t\t<div class=\"card-post__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"posted-on \"><time class=\"entry-date published\" datetime=\"2026-10-16T12:18:31+01:00\">16 October, 2026<\/time><\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"reading-time\">6 min read<\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<p class=\"card-post__title h3\">\n\t\t\t\t\t\t\t<a\n\t\t\t\t\tclass=\"card-post__title-link\"\n\t\t\t\t\thref=\"https:\/\/www.sage.com\/en-gb\/blog\/plastic-packaging-tax-need-to-know\/\"\n\t\t\t\t>\n\t\t\t\n\t\t\tPlastic Packaging Tax: What businesses need to know, including 2027 updates\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/p>\n\n\t\t\n\t\t\t\t\t<p class=\"card-post__description\">\n\t\t\t\tAre you affected by the Plastic Packaging Tax? Discover who&#8217;s affected, and how, plus what&#8217;s required to register and file tax returns. Changes are coming in 2027, and we detail those, too. \t\t\t<\/p>\n\t\t\n\t\t\t<\/div>\n\n\t<\/article>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<div class=\"row related-posts__non-featured\">\n\t\t\t\t<div class=\"col col-12\">\n\t\t\t\t\t<h2 class=\"related-posts__heading related-posts__heading--more h4\">More on this Topic<\/h2>\n\t\t\t\t<\/div>\n\n\t\t\t\t\n\t\t\t\t\t<div class=\"col col-6 col-lg-3 card-grid__item\">\n\t\t\t\t\t\t<article\n\t\tclass=\"card-post related-post related-post-1 post-10040 post type-post status-publish format-standard has-post-thumbnail hentry category-money-matters category-strategy-legal-operations tag-bookkeeping tag-business-finances tag-mtd-business tag-need-to-know tag-tax tag-vat business_type-small-business\"\n>\n\t\t\t<a\n\t\t\tclass=\"card-post__link\"\n\t\t\thref=\"https:\/\/www.sage.com\/en-gb\/blog\/voluntary-vat-register-making-tax-digital\/\"\n\t\t\t\t\t>\n\t\t\t<figure class=\"card-post__media\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"684\" height=\"384\" src=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-497069597-684x384.jpg\" class=\"card-post__image\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-497069597-684x384.jpg 684w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-497069597-768x432.jpg 768w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-497069597-1440x810.jpg 1440w\" sizes=\"auto, (min-width: 48em) 250px, (min-width: 30em) 100vw, 100vw\" \/>\t\t\t\n\t\t\t\n\t\t\t\t\t<\/figure>\n\n\t\t\n\t\t\t\t\t<div class=\"card-post__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"posted-on \"><time class=\"entry-date published\" datetime=\"2026-10-15T16:40:53+01:00\">15 October, 2026<\/time><\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"reading-time\">10 min read<\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<p class=\"card-post__title h5\">\n\t\t\tHow to get ready for Making Tax Digital for VAT\t\t<\/p>\n\n\t\t\t<\/a>\n\t\n\t\n\t\t\n\t\n\t<\/article>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<div class=\"col col-6 col-lg-3 card-grid__item\">\n\t\t\t\t\t\t<article\n\t\tclass=\"card-post related-post related-post-2 post-8030 post type-post status-publish format-standard has-post-thumbnail hentry category-money-matters category-strategy-legal-operations tag-mtd-accountants tag-need-to-know tag-tax business_type-accountants\"\n>\n\t\t\t<a\n\t\t\tclass=\"card-post__link\"\n\t\t\thref=\"https:\/\/www.sage.com\/en-gb\/blog\/mtd-for-income-tax-accountants-need-to-know\/\"\n\t\t\t\t\t>\n\t\t\t<figure class=\"card-post__media\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"684\" height=\"384\" src=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1213042683-684x384.jpg\" class=\"card-post__image\" alt=\"Working on strategy and financials\" loading=\"lazy\" srcset=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1213042683-684x384.jpg 684w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1213042683-768x432.jpg 768w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1213042683-1440x810.jpg 1440w\" sizes=\"auto, (min-width: 48em) 250px, (min-width: 30em) 100vw, 100vw\" \/>\t\t\t\n\t\t\t\n\t\t\t\t\t<\/figure>\n\n\t\t\n\t\t\t\t\t<div class=\"card-post__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"posted-on \"><time class=\"entry-date published\" datetime=\"2026-10-15T14:26:44+01:00\">15 October, 2026<\/time><\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"reading-time\">20 min read<\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<p class=\"card-post__title h5\">\n\t\t\tMTD for Income Tax: What accountants and clients need to do\t\t<\/p>\n\n\t\t\t<\/a>\n\t\n\t\n\t\t\n\t\n\t<\/article>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<div class=\"col col-6 col-lg-3 card-grid__item\">\n\t\t\t\t\t\t<article\n\t\tclass=\"card-post related-post related-post-3 post-32456 post type-post status-publish format-standard has-post-thumbnail hentry category-money-matters category-technology-innovation tag-mtd-business tag-making-tax-digital-for-income-tax tag-making-tax-digital-for-vat tag-tax business_type-small-business\"\n>\n\t\t\t<a\n\t\t\tclass=\"card-post__link\"\n\t\t\thref=\"https:\/\/www.sage.com\/en-gb\/blog\/mtd-for-income-tax-postponed\/\"\n\t\t\t\t\t>\n\t\t\t<figure class=\"card-post__media\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"684\" height=\"384\" src=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2026\/10\/mtd-delayed-684x384.jpg\" class=\"card-post__image\" alt=\"Is MTD delayed?\" loading=\"lazy\" srcset=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2026\/10\/mtd-delayed-684x384.jpg 684w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2026\/10\/mtd-delayed-768x432.jpg 768w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2026\/10\/mtd-delayed-1440x810.jpg 1440w\" sizes=\"auto, (min-width: 48em) 250px, (min-width: 30em) 100vw, 100vw\" \/>\t\t\t\n\t\t\t\n\t\t\t\t\t<\/figure>\n\n\t\t\n\t\t\t\t\t<div class=\"card-post__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"posted-on \"><time class=\"entry-date published\" datetime=\"2026-10-15T12:28:47+01:00\">15 October, 2026<\/time><\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"reading-time\">8 min read<\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<p class=\"card-post__title h5\">\n\t\t\tIs Making Tax Digital delayed?\t\t<\/p>\n\n\t\t\t<\/a>\n\t\n\t\n\t\t\n\t\n\t<\/article>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<div class=\"col col-6 col-lg-3 card-grid__item\">\n\t\t\t\t\t\t<article\n\t\tclass=\"card-post related-post related-post-4 post-10708 post type-post status-publish format-standard has-post-thumbnail hentry category-money-matters category-strategy-legal-operations tag-bookkeeping tag-mtd-business tag-need-to-know tag-tax tag-vat business_type-small-business\"\n>\n\t\t\t<a\n\t\t\tclass=\"card-post__link\"\n\t\t\thref=\"https:\/\/www.sage.com\/en-gb\/blog\/making-tax-digital-deadlines\/\"\n\t\t\t\t\t>\n\t\t\t<figure class=\"card-post__media\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"684\" height=\"384\" src=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1289906599-684x384.jpg\" class=\"card-post__image\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1289906599-684x384.jpg 684w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1289906599-768x432.jpg 768w, https:\/\/www.sage.com\/en-gb\/blog\/wp-content\/uploads\/sites\/10\/2022\/04\/GettyImages-1289906599-1440x810.jpg 1440w\" sizes=\"auto, (min-width: 48em) 250px, (min-width: 30em) 100vw, 100vw\" \/>\t\t\t\n\t\t\t\n\t\t\t\t\t<\/figure>\n\n\t\t\n\t\t\t\t\t<div class=\"card-post__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"posted-on \"><time class=\"entry-date published\" datetime=\"2026-10-15T12:05:56+01:00\">15 October, 2026<\/time><\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"card-post__meta-text\"><span class=\"reading-time\">11 min read<\/span><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<p class=\"card-post__title h5\">\n\t\t\tMaking Tax Digital for VAT deadlines\t\t<\/p>\n\n\t\t\t<\/a>\n\t\n\t\n\t\t\n\t\n\t<\/article>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Income tax is the tax an individual pays on their income \u2013 regardless of whether they earned the income or not. This includes your salary, profits if you\u2019re self-employed, income on your savings, and tax on most pensions. Most people get a personal allowance, which gives them a certain level of income that is exempt [&hellip;]<\/p>\n","protected":false},"author":1398,"featured_media":0,"template":"","meta":{"_sage_video":false,"footnotes":""},"tags":[37,27],"class_list":["post-4146","sage_glossary","type-sage_glossary","status-publish","hentry","tag-payroll","tag-tax"],"distributor_meta":false,"distributor_terms":false,"distributor_media":false,"distributor_original_site_name":"Sage Advice UK","distributor_original_site_url":"https:\/\/www.sage.com\/en-gb\/blog","push-errors":false,"_links":{"self":[{"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/sage_glossary\/4146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/sage_glossary"}],"about":[{"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/types\/sage_glossary"}],"author":[{"embeddable":true,"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/users\/1398"}],"version-history":[{"count":0,"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/sage_glossary\/4146\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/media?parent=4146"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sage.com\/en-gb\/blog\/api\/wp\/v2\/tags?post=4146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}