Every receipt eTIMS-compliant, across every branch

A multi-branch retailer must sign every sale with KRA eTIMS, from tills to the head-office ERP.

Use case · how we solve it
01 · The challenge

What holds organisations back.

  • Separate invoicing in two systems
  • Risk of penalties for unsigned invoices
  • No single archive for audits
02 · The solution

TaxBridge: KRA eTIMS e-invoicing.

Every invoice validated, signed by KRA eTIMS and archived, straight from your ERP.

03 · How it works

The architecture.

About TaxBridge
SOLUTION ARCHITECTURE · TAXBRIDGE REFERENCE DESIGN · v1.0 01 BILLING SOURCES 02 INTEGRATION 03 COMPLIANCE SERVICES 04 AUTHORITY & RECORDS SAP S/4HANA SD billing POS & e-commerce Branch tills · web Integration layer REST · retries · queue Validation service Tax rules · PIN check eTIMS connector OSCU / VSCU KRA eTIMS Signing · control code Invoice archive Immutable · 7 years 1 2 3 4 5 6 PLATFORM, SECURITY & OPERATIONS Azure / AWS Certificates Monitoring Audit log
  1. 1Invoices leave SAP the moment they are billedIDoc / OData
  2. 2Branch and online sales stream inREST · JSON
  3. 3Each invoice is validated against tax rulesSchema + rules engine
  4. 4Valid invoices are queued for signingRetry with back-off
  5. 5KRA signs and returns a control code and QReTIMS API · mTLS
  6. 6The signed invoice is archived for auditWORM storage
04 · How we deliver

Our lifecycle, step by step.

  1. Understand

    Review POS and ERP invoice flows

  2. Design

    Design one integration layer to eTIMS

  3. Develop

    Validate every invoice before submission

  4. Review & test

    Roll out branch by branch with hypercare

  5. Deploy & manage

    Go-live with hypercare, then 24×7 support and monthly reviews.

05 · What changes
Everyinvoice signed automatically
0double entry
Secondsto find any invoice for audit
Target outcomes for this scenario. Actual results depend on each organisation's volumes and systems.
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