LedgerLab AI

Register Company

Company Name Company Code (uppercase, 2–10 chars, used as invoice prefix)

First Name

Last Name

Email Password

Login

Email Password

LHDN Credentials Setup

Company CUID is filled automatically after login. You can override it below.

Company CUID

TIN (Tax Identification No.)

BRN (Business Reg. No.)

SST No. (optional)

TTX No. (optional)

MSIC Code

Environment

Business Description

Supplier Info (used on invoices)

Supplier Name

Supplier Phone

Supplier Email Address Line 1

City

Postal Code

State Code

Country Code

Digital Signing Certificate (v1.1)

Required for LHDN e-invoice v1.1 (signature validation enabled). Generate a test certificate with: node scripts/generate-test-cert.mjs "Your Company" "CODE" then paste the file contents below. Leave blank to fall back to v1.0 (no signature).

Signing Certificate (PEM) Signing Private Key (PEM)

Submit Transaction

Invoice Type

Currency

Issue Date

Issue Time

Client Ref (optional)

Original Client Ref (CN/DN/RN only)

Buyer Info

Pick from customers:

Name

TIN

NRIC / BRN

NRIC for individuals (EI/IG/IC prefix) · BRN for companies (C/D prefix)

External ID (client's user ID)

Email

Phone

Address Line 1

City

Postal Code

State Code

Supplier Info (leave blank to use company LHDN config)

Pick from customers:

Name

TIN

NRIC / BRN

External ID (client's user ID)

Email

Phone

Address Line 1

City

Postal Code

State Code

Line Items

Subtotal (excl. tax)

Total Tax

Total (incl. tax)

Submit directly to LHDN

Bulk CSV Import

Upload a CSV file to submit multiple invoices at once. Each row is one line item — rows sharing the same invoice_ref are grouped into a single invoice.

Upload CSV

Transactions

Registered Customers

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TIN Lookup

Look up a taxpayer's TIN from LHDN using their IC, passport, BRN, or name. Use fileType = 1 for individuals (sitters), 2 for companies.

ID Type

File Type

ID Value

— or search by name instead —

Taxpayer Name (optional, used if ID Value is empty)

Validate TIN

Confirm that a TIN belongs to a specific person — useful to verify sitter-provided TINs before submitting INV-SB.

TIN

ID Type

ID Value

Register Company

LHDN Credentials Setup

Submit Transaction

Bulk CSV Import

Preview

Job Progress

Transactions

Transaction Detail

Registered Customers

TIN Lookup

Validate TIN

Register Company

Login

LHDN Credentials Setup

Submit Transaction

Bulk CSV Import

Preview

Job Progress

Transactions

Transaction Detail

Registered Customers

Edit Customer

TIN Lookup

Validate TIN

Issue Credit / Debit / Refund Note