{"id":3695,"date":"2026-09-15T14:22:10","date_gmt":"2026-09-15T12:22:10","guid":{"rendered":"https:\/\/xn--k2a-raunovodstvo-x7b.si\/?post_type=novica&#038;p=3695"},"modified":"2026-09-11T14:26:14","modified_gmt":"2026-09-11T12:26:14","slug":"slovenia-tax-deadlines-september-2026","status":"publish","type":"novica","link":"https:\/\/staging.xn--k2a-raunovodstvo-x7b.si\/en\/novica\/slovenia-tax-deadlines-september-2026\/","title":{"rendered":"September 2026: Important Tax Deadlines for Companies and Sole Traders"},"content":{"rendered":"<h2 class=\"PDq2pG_selectionAnchorContainer\" data-start=\"4987\" data-end=\"5041\">Tax deadlines do not wait for missing documentation<\/h2>\n<p data-start=\"5043\" data-end=\"5209\">September brings several regular tax obligations for companies and sole traders, making it important for businesses to provide their accounting documentation on time.<\/p>\n<p data-start=\"5211\" data-end=\"5293\">These obligations include advance payments of corporate and personal income taxes.<\/p>\n<p data-start=\"5295\" data-end=\"5531\">For legal entities, this includes advance payments of <strong data-start=\"5349\" data-end=\"5379\">Corporate Income Tax (CIT)<\/strong>, while individuals carrying out business activities may be required to make advance payments of personal income tax on income from business activities.<\/p>\n<h3 data-start=\"5533\" data-end=\"5586\">An advance payment is not the final tax liability<\/h3>\n<p data-start=\"5588\" data-end=\"5667\">Entrepreneurs sometimes view tax advances as simply another monthly obligation.<\/p>\n<p data-start=\"5669\" data-end=\"5753\">However, these payments are directly connected to the expected annual tax liability.<\/p>\n<p data-start=\"5755\" data-end=\"5919\">An advance payment represents <strong data-start=\"5785\" data-end=\"5837\">a payment towards the final annual tax liability<\/strong>, which is subsequently taken into account when the annual tax return is prepared.<\/p>\n<p data-start=\"5921\" data-end=\"6110\">If a company&#8217;s financial performance changes significantly during the year, it therefore makes sense to monitor the relationship between advance tax payments and the expected annual result.<\/p>\n<h3 data-start=\"6112\" data-end=\"6145\">Provide documentation on time<\/h3>\n<p data-start=\"6147\" data-end=\"6286\">One of the most common accounting problems is not complicated tax legislation but documentation that arrives immediately before a deadline.<\/p>\n<p data-start=\"6288\" data-end=\"6377\">When accountants receive information on time, they have sufficient opportunity to review:<\/p>\n<p data-start=\"6379\" data-end=\"6471\"><strong data-start=\"6379\" data-end=\"6471\">purchase invoices \u2192 sales invoices \u2192 bank transactions \u2192 tax records \u2192 tax calculations.<\/strong><\/p>\n<p data-start=\"6473\" data-end=\"6532\">This reduces the risk of errors and subsequent corrections.<\/p>\n<p data-start=\"6534\" data-end=\"6765\">\ud83d\udc49 <strong data-start=\"6537\" data-end=\"6553\">K2A advises:<\/strong> Do not send accounting documentation on the last day before a tax deadline. Well-organised monthly accounting means fewer corrections, lower risk and a much clearer overview of your company&#8217;s financial position.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tax deadlines do not wait for missing documentation September brings several regular tax obligations for companies and sole traders, making it important for businesses to provide their accounting documentation on time. These obligations include advance payments of corporate and personal income taxes. For legal entities, this includes advance payments of Corporate Income Tax (CIT), while [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"template":"","class_list":["post-3695","novica","type-novica","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>September 2026 Tax Deadlines for Businesses in Slovenia | K2A<\/title>\n<meta name=\"description\" content=\"September brings several important tax obligations for Slovenian companies and sole traders. 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