13F 綜所遺贈稅組／徵收及資訊組（欠稅清理及執行股） Individual Income, Estate and Gift Tax Division/Collection and Information Management Division (Tax Arrears Clearance and Enforcement Section)
12F 營所稅組 Profit-seeking Enterprise Income Tax Division
11F 人事室／監察室／政風室／哺（集）乳室 Personnel Office/Investigation Office/Civil Service Ethics Office/Breastfeeding Room
10F 局長室／副局長室／主任秘書室／第一、二會議室 Director-general/Deputy Director-general/Chief-Secretary/Conference Room I, II
9F 綜合行政組／圖書室 General Administrative Division /Library
8F 秘書室 Secretariat
7F 徵收及資訊組 Collection and Information Management Division
6F 總局電腦教室／臺南分局檔案室 Computer Laboratory/Archives of Tainan Branch
臺南分局各樓層配置 Tainan Branch, NTBSA
5F 銷售稅一課（營業稅） Sales Tax First Section (Business Tax) 銷售稅二課（營業稅、菸酒稅、貨物稅、特種貨物及勞務稅） Sales Tax Second Section (Business Tax, Tobacco and Alcohol Tax, Commodity Tax, Specifically Selected Goods and Services Tax) 納稅者權利保護協商室 Taxpayer Rights Protection Consultation Room
4F 服務管理課（租稅教育及宣導、欠稅管理、總務）／國稅藝術走廊 Service Section (Tax Education and Publicity, Arrears Settlement, General Affairs)/Art Corridor 分局長／秘書、納保官／稽核／人事室／主計室／政風室／會議室 Director/Secretary, Taxpayer Ombudsman/Auditor/Personnel Section/Accounting and Statistics Office/Civil Service Ethics Section/Conference Room
3F 營所遺贈稅課（營利事業所得稅、遺產及贈與稅） Profit-seeking Enterprise Income Tax and Estate & Gift Tax Section (Profit-seeking Enterprise Income Tax, Estate and Gift Tax) 綜所稅課（執行業務及其他所得、扣繳暨免扣繳） Individual Income Tax Section (Professional Practice and Other Income Investigation , Withholding and Non-withholding)
