SAP GTS Interview Cheatsheet (Quick Revision Guide)

1. SAP GTS Overview

  • SAP GTS = automates global trade compliance, customs management, and risk management.
  • Integrates with ECC, S/4HANA, non-SAP systems.
  • Replaces manual classification, license checks, and customs paperwork.

2. Core Modules in GTS

✔ Compliance Management

  • Sanctioned party list screening (SPL)
  • Embargo checks
  • Legal control & license determination
  • Letter of credit check

✔ Customs Management

  • Electronic customs declaration
  • Import/Export processes
  • Transit procedures
  • AES integration (for US export)

✔ Risk Management

  • Trade preference
  • Duty optimization
  • Free trade agreements
  • Origin management
  • Preference determination

3. Integration Essentials

  • Uses RFC, IDocs, and BAPIs for integration.
  • Key IDocs:
    • SLL_LEG (legal regulation data)
    • CUSTOMSDECLARATION (customs docs)
  • Plug-in in ECC/S4 triggers transfer of master and transactional data.

4. Master Data in GTS

  • Business partners (BP)
  • Materials (Product master)
  • Commodity codes / HTS codes
  • Control classes
  • Legal regulations
  • Preference master data

5. Document Types in GTS

  • Customs Declaration
  • Export/Import Documents
  • Compliance documents (SPL check, Legal control)
  • Preference statements

6. SPL (Sanctioned Party List)

  • Automatic screening of customers, vendors, partners
  • Screening levels:
    • Exact match
    • Fuzzy match
  • Address similarity scoring used (e.g., SAP TREX or HANA).

7. Legal Control

  • Determines whether export license is needed
  • Based on:
    • Product classification
    • Country combination
    • Business partner
    • Value thresholds

8. Product Classification

  • Assigning HS codes, ECCN, Control Classes
  • Types:
    • Commodity code classification
    • Legal control classification
    • Intrastat classification
  • Can be manual or automated.

9. Customs Management – Key Concepts

  • Customs procedure codes
  • Export declarations (EX)
  • Import declarations (IM)
  • Transit (T1/T2)
  • Communication with customs authorities via EDI/XML

10. Trade Preference Management

  • Determines preferential origin
  • Calculates reduced duty eligibility
  • Maintains supplier declarations
  • Free Trade Agreement (FTA) rules management
  • Long-term supplier declarations (LTSD)

11. Origin Management

  • Determines product origin (preferential/non-preferential)
  • Tracks Bill of Materials impacts
  • Calculates origin percentage

12. License Determination

  • Manual or automated
  • Based on:
    • Product classification
    • Partner role
    • Export country
    • Legal regulation
  • GTS assigns license at document level.

13. Embargo Checks

  • Checks if transaction allowed between two countries
  • Types:
    • Financial embargo
    • Trade embargo
    • Full embargo
  • Stops sales order or purchase order if violated.

14. Customs Declaration Process

  1. ECC/S4 document created (Sales Order/Delivery/Invoice).
  2. Data transferred to SAP GTS.
  3. GTS creates customs document.
  4. Submit to customs authority.
  5. Receive approval/rejection.
  6. Goods movement posted.

15. GTS Plug-In

  • Required in ECC/S4
  • Sends docs like SO, PO, delivery, billing
  • Controls:
    • Document transfer control
    • Application integration
    • Legal regulation assignment

16. Key Tables

  • /SAPSLL/TLEGC – Legal control
  • /SAPSLL/PREFTREE – Preference trees
  • /SAPSLL/CUHD – Customs header
  • /SAPSLL/CLSNR – Classification data
  • /SAPSLL/CTSNUM – Customs number
  • /SAPSLL/SDOKST00 – SPL data

17. Monitoring Transactions

  • /SAPSLL/SPL_CHK – SPL screening monitor
  • /SAPSLL/LEGAL_COCKPIT – Legal control
  • /SAPSLL/PREF_COCKPIT – Preference cockpit
  • /SAPSLL/CUS_MNTR – Customs monitor

18. GTS in S/4HANA

  • Standalone system, integrates via S/4HANA Feeder System
  • SAP moving towards SAP GTS, Edition for HANA
  • Fiori apps for monitoring

19. Common Integration Issues

  • Incomplete master data mapping
  • Missing legal regulations
  • Failed SPL checks
  • IDoc failure
  • Incorrect commodity codes
  • Partner not transferred to GTS

20. Frequently Asked “Scenario Questions”

  • How do you automate product classification?
  • How do you handle a blocked SPL document?
  • What happens if a license expires mid-process?
  • How does GTS process re-export?
  • How do FTAs change preference determination?

21. Best Practices for Project Implementation

  • Early BP cleansing
  • Commodity code automation using APIs
  • Proper mapping of partner roles
  • Integration testing with customs authority
  • Regular SPL list updates

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