SAP FI / FICO knowledge, organized for understanding.
Financial accounting, organizational structure, ledgers, payables, receivables, assets, closing and integration.
Start with these articles.
What Is a Company Code in SAP FI?
Understand why the company code matters for external accounting, legal reporting and financial structure.
General Ledger · BeginnerChart of Accounts Structure in SAP FI
Understand operating, group and local charts of accounts and the business decisions behind financial account structure.
General Ledger · BeginnerG/L Account Master Data in SAP FI
Understand the organizational layers and controls that define how a general-ledger account is used for postings.
General Ledger · BeginnerG/L Account Groups and Number Ranges in SAP FI
Understand how account groups classify G/L accounts, constrain account numbers and control master-data fields.
General Ledger · BeginnerDocument Types in SAP Financial Accounting
Understand how document types classify postings, control allowed account types and connect accounting documents to number ranges.
General Ledger · BeginnerPosting Keys and Debit-Credit Control in SAP FI
Understand how posting keys control account type, debit or credit direction and line-item field behavior.
General Ledger · BeginnerField Status Variants in SAP FI
Understand how field status variants and groups control optional, required and suppressed fields during document entry.
Organizational Structure · BeginnerFiscal Year Variants in SAP FI
Understand how posting dates map to fiscal periods, calendar or non-calendar years and special periods.
Period Control · BeginnerPosting Period Variants in SAP FI
Understand how open and closed posting periods are controlled by variant, account type, account range and authorization.
Posting Controls · BeginnerTolerance Groups for G/L Postings in SAP FI
Understand how posting limits and acceptable differences are governed through tolerance controls for users and G/L clearing scenarios.
Posting Rules · IntermediateValidations and Substitutions in SAP FI
Understand how validations check posting rules and substitutions derive permitted values in supported FI business contexts.
Document Processing · BeginnerParked Documents vs Held Documents in SAP FI
Understand when to hold unfinished FI entry work and when to park a document for structured completion, checking or later posting.
Periodic Postings · BeginnerRecurring Entries in SAP FI: How They Work
Understand how recurring documents create repeated FI postings on scheduled dates, where they fit, and what controls keep the pattern valid.
Period-End Accounting · IntermediateAccrual and Deferral Postings in SAP FI
Understand why accruals and deferrals correct accounting timing, how periodic accrual processing works, and which controls keep period-end estimates supportable.
Clearing & Reconciliation · BeginnerOpen Item Management in SAP FI
Understand how open items track incomplete accounting transactions, how clearing closes them, and when G/L accounts need item-level reconciliation.
Clearing & Reconciliation · BeginnerAutomatic and Manual Clearing in SAP FI
Understand how rule-based automatic clearing and controlled manual clearing close open accounting items and manage exceptions.
Period-End Accounting · IntermediateForeign Currency Valuation in SAP FI
Understand how foreign-currency open items and balances are remeasured at period end and how unrealized exchange differences support truthful reporting.
Ledger Architecture · IntermediateParallel Ledgers and Accounting Principles in SAP FI
Understand how ledgers, ledger groups and accounting principles support parallel financial reporting while keeping shared transactions aligned.
Reporting Dimensions · IntermediateDocument Splitting in SAP FI
Understand how document splitting completes reporting dimensions across journal-entry lines and supports balanced profit-center or segment reporting.
Reporting Dimensions · IntermediateProfit Center and Segment Reporting in SAP FI
Understand how profit centers and segments support responsibility and financial reporting, including derivation and document-splitting considerations.
Financial Reporting · IntermediateFinancial Statement Versions in SAP FI
Understand how financial statement versions map G/L accounts into governed balance-sheet and income-statement hierarchies.
Year-End Close · IntermediateBalance Carryforward in SAP FI
Understand how closing balance-sheet positions become new-year opening balances and how P&L results move into retained earnings.
S/4HANA Finance · IntermediateUniversal Journal in S/4HANA Finance
Understand how the Universal Journal provides a shared accounting line-item foundation for financial and management reporting in SAP S/4HANA.
Ledger Architecture · IntermediateExtension Ledgers in SAP S/4HANA Finance
Understand how extension ledgers inherit an underlying ledger and add delta postings for additional accounting and reporting views.
Integration · IntermediateFI Integration with CO, MM and SD in SAP
Understand how procurement, inventory, sales and management-accounting events create connected financial consequences.
Accounts Payable Master Data · BeginnerSupplier Business Partner Master Data in SAP S/4HANA
Understand shared supplier identity plus company-code finance and purchasing-organization extensions.
Accounts Payable · BeginnerSupplier Reconciliation Accounts in SAP FI
Understand how supplier subledger postings update the payables reconciliation account automatically and why direct posting is restricted.
Accounts Payable · BeginnerVendor Invoice Posting Lifecycle in SAP FI
Understand how supplier invoices move from business verification through accounting posting, exception control and payment readiness.
Accounts Payable · BeginnerVendor Credit Memo Processing in SAP FI
Understand how supplier credit memos correct invoices, reduce payables, reference procurement events and support controlled clearing.
Accounts Payable · BeginnerPayment Terms and Baseline Dates in SAP FI
Understand how payment terms and baseline dates drive due dates, cash discounts, payment timing and overdue status.
Accounts Payable · BeginnerCash Discount Processing in SAP FI
Understand how payment terms, discount windows and clearing determine cash discount eligibility and accounting.
Accounts Payable · BeginnerPayment Blocks and Release Controls in SAP FI
Understand why invoices or suppliers are blocked for payment, how release decisions should be controlled, and which checks protect Accounts Payable.
Accounts Payable · BeginnerAutomatic Payment Program in SAP FI
Understand how SAP selects due open items, builds a payment proposal, handles exceptions, posts payments and creates payment media.
Payments · BeginnerPayment Methods and Payment Media in SAP FI
Understand how payment methods govern how payments are processed and how payment media turns executed payments into bank-facing or printable output.
Bank Accounting · BeginnerHouse Banks and Bank Accounts in SAP FI
Understand how bank master data, house banks, house bank accounts and bank-account connectivity support payments and cash operations.
Accounts Payable · Tax · IntermediateWithholding Tax in Accounts Payable
Understand why supplier payments may be reduced by withholding tax, how the tax is posted, and which AP controls keep settlement and tax liability accurate.
Accounts Payable · Special G/L · IntermediateSupplier Down Payments and Special G/L
Understand how supplier advances use requests, Special G/L accounting, alternative reconciliation accounts and final-invoice clearing.
Accounts Payable · Clearing · BeginnerVendor Account Clearing in SAP FI
Understand how supplier invoices, credits and offsetting items are matched, how differences are handled, and how clearing closes vendor open items.
Open-Item Clearing · Payment Differences · IntermediatePartial Payment vs Residual Payment in SAP FI
Compare how partial payments and residual items treat the original invoice, incoming payment and remaining open balance.
Accounts Payable · ControlsDuplicate Invoice Checks in SAP FI
Understand SAP FI duplicate-invoice checking and review.
Accounts Payable · AnalysisVendor Ageing Analysis in SAP FI
Understand how supplier open payables are grouped by due-date ageing intervals for review and action.
Accounts Payable · Payment Controls · IntermediatePayment Run Exceptions and Proposal Review in SAP FI
Understand why payment proposals create exceptions, how Accounts Payable reviews them, and which controls should precede payment execution.
Accounts Payable · Procurement Integration · IntermediateGR/IR Relationship from an AP Perspective
Understand how goods receipt and invoice receipt postings meet in the GR/IR clearing account and what open balances mean for Accounts Payable.
Accounts Payable · Invoice ControlsParked Vendor Invoices and Approval Workflow
Understand how parked supplier invoices support review and approval before posting.
Accounts Payable · IntercompanyIntercompany Accounts Payable
Affiliated-company supplier accounting and reconciliation.
Topics this hub is organized around.
Organizational Structure
Company code, charts, fiscal structures and accounting boundaries.
General Ledger
Accounts, postings, documents, ledgers and financial reporting foundations.
Accounts Payable
Vendor accounting, invoices, payments and purchasing integration.
Accounts Receivable
Customer accounting, receipts, collections and sales integration.
Asset Accounting
Fixed assets, capitalization, depreciation and lifecycle concepts.
Closing, Reporting & Integration
Period end, financial statements and links with MM, SD and CO.
Connect the SAP area to the business it serves.
N2i Knowledge focuses on what a concept means, why the business cares and what a future SAP professional should understand before moving into detailed system work.