https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Tue, 17 Mar 2026 00:00:00 GMT https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide.en https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide.en A practical 2026 tax guide for sole proprietors and corporations in Korea covering the complete list of deductible expenses, income tax and corporate tax reduction strategies, social insurance savings, and the amended return process. Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) expense-deductiontax-savingbusiness-owner종합소득세법인세세무관리 https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide.ja https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide.ja 韓国の個人事業主および法人事業主向けに、経費処理の完全リスト、総合所得税・法人税の節税戦略、社会保険料の削減方法、更正の請求手続きまで、実践的な2026年最新税務ガイド。 Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) expense-deductiontax-savingbusiness-owner종합소득세법인세세무관리 https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide https://www.youngju.dev/blog/finance/2026-03-17-korea-business-expense-deduction-tax-saving-guide 개인사업자와 법인사업자를 위한 비용처리 완전 목록, 종합소득세 및 법인세 절세 전략, 4대 보험 절감 방법, 경정청구 방법까지 실전 중심으로 정리한 2026년 최신 세무 가이드. Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) expense-deductiontax-savingbusiness-owner종합소득세법인세세무관리 https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide.en https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide.en A practical guide for sole proprietors and corporations in Korea covering VAT filing, cash receipt obligations, input tax deductions, and how to claim tax refunds. Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) 부가세현금영수증세금환급business-ownertax-saving세무 https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide.ja https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide.ja 個人事業者と法人事業者のための消費税申告、現金領収書の発行義務、仕入税額控除、税金還付の方法まで、韓国での実践的な節税戦略を一冊にまとめました。 Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) 부가세현금영수증세금환급business-ownertax-saving세무 https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide https://www.youngju.dev/blog/finance/2026-03-17-korea-business-vat-cash-receipt-tax-refund-guide 개인사업자와 법인사업자를 위한 부가가치세 신고, 현금영수증 발급 의무, 매입세액 공제, 세금 환급 방법까지 실전 절세 전략을 한 곳에 정리했습니다. Tue, 17 Mar 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) 부가세현금영수증세금환급business-ownertax-saving세무