The document lists SAP FI tables that store financial transaction data. BKPF stores document header data while BSEG stores line item details. BSIS and BSID store open customer and vendor items respectively, while BSAS and BSAD store cleared customer items. BSIK and BSAK store open and cleared vendor items respectively. Payment run data is stored in REGUH for documents and REGUP for line items, and tax details are held in BSET.

1. SAP FI Tables
BKPF - For all document Header data
BSEG - For all documents Line Item Data
BSIS - For G/L Open Items
BSAS - For G/L Cleared Items
BSID - For Customer Open Items (Invoice, Payments etc.)
BSAD - For Customer Cleared Items (Invoices, Payments etc.)
BSIK - For Vendors Open Items (Invoice, Payments etc.)
BSAK - For Vendor Cleared Items (Invoices, Payments etc.)
REGUH - For Payment Run - Payment Documents Data
REGUP - For Payment Run - Line Items data
BSET - For Tax Lines in a document