What is E-TAX?

Since 2012, the Revenue Department (“RD”) has had a policy of supporting the preparation and delivery of electronic tax invoices (“e-tax invoices”) or electronic receipts (“e-receipts”) to support electronic transactions in the private sector and to increase the efficiency of electronic services (“e-services”) of the government.

The Revenue Department has developed a service system for preparing and delivering e-Tax invoice & e-Receipt (e-Tax invoice & e-Receipt) by setting criteria and developing the system to be flexible and convenient to use. To improve the electronics data format to be an international standard so that relevant agencies, both public and private sectors can use them efficiently.

E-TAX or electronic tax invoices is

Tax invoice information (full and abbreviated), including debit notes, credit notes, and receipts that the Entrepreneurship creates as an evidence for buyers of goods or services in electronic form* with a digital signature or time stamp via e-Tax Invoice by Email system. *Example PDF, PDF/A-3, XML, etc. with a digital signature with a certificate of entrepreneurship.

The benefit of E-TAX

1. To reduce cost of using paper and document delivery
2. To save space for document storage
3. Easily to track back the changing of document

Credit: https://etax.rd.go.th/etax_staticpage/app/#/index/aboutinfo/overview#top

There are 2 forms to submit information to the Revenue Department, which the operator can choose to use only one method.

* Choosing to use only one method
** File for web upload must be not over 2MB Credit: https://etax.rd.go.th/etax_staticpage/app/#/index/aboutinfo/overview#top

Comparison of the 2 methods.

	1	2
Document	Tax invoice, receipt, debit note, credit note	Tax invoice,  debit note, credit note
Submission method	Web upload Host to Host Service Provider	e-mail
Entrepreneurship income	unlimited	Not over 30 MTHB/Year
Data verification	Electronic Certificate and Digital Signature	Time Stamp

How to choose E-TAX system?

Many organizations already have core systems such as ERP systems to support business operations then you should choose an e-Tax system that can be used in conjunction with the existing system seamlessly. Moreover, the system provider is also important. The system provider should be reliable, has experience to support system for customers and has a team that is ready to help when the system has problem.

We, Thai NS Solutions have our own developed “THNS E-TAX Service” system that is compatible with Microsoft Dynamics NAV, AX, Business Central, and Finance. We also have experiences to implement, develop, and support system for customer. We are confident that our experiences and team are ready to support your needs.

THNS E-Tax Service Architecture

To create e-Tax or electronic tax invoices by THNS E-TAX Service can be done easily in a few steps

1. User can create invoice in ERP system as usual.
2. The required information to be added according to the Revenue Department’s requirement will be added to the master data in the form of XML files. This step will be done only once during the setup process.
3. The posted tax invoice will be recorded in E-Tax History screen. The E-Tax history screen is available in Dynamics 365 Business Central and Finance only.
4. The E-Tax History will show the status of the files that have been sent to the E-Tax service.

The e-Tax information or electronic tax invoice that is generated by THNS E-Tax Service will come out in 2 formats.

Party	Format
The Revenue Department	XML + Digital Signature
Customer	PDF + Digital Signature

1. The Revenue Department: will come out in to XML file with the digital signature as required by The Revenue Department
2. Customer: will come out in to PDF file with the digital signature

Advantage of using THNS E-Tax Service

• Our solution can be deployed both on Premises and on Cloud, customer can manage their own system security and authorization
• We have a dedicated team to study and develop this solution.
• This is a one-time investment which customer doesn’t have to worry about monthly fee or cost per transaction
• Customer can add more features to support their business operation
• Customer can manage their own schedule to upload the E-Tax files to the Revenue Department

THNS E-Tax Additional Features

No.	Detail
1	Workflow to approve Sales invoice and Sales credit note
2	Workflow to approve Credit Receipt Journal
3	Auto Email Invoice to Customer - PDF + Digital Signature format.