About Us

DDTC is a tax institution built on research, technology, and knowledge. DDTC serves as the hub for a range of business units, including an online tax media portal (DDTC News), an education and training center (DDTC Academy), a consulting service (DDTC Consulting), a provider of tax regulation documents (Perpajakan DDTC), a fiscal research and study center (DDTC Fiscal Research & Advisory), and library (DDTC Library). These various activities fundamentally reflect DDTC's commitment to reducing information asymmetry, sustaining innovation, and contributing positively toward a better tax system in Indonesia.

  • 1. Choose the Bundle Package

    Choose the bundle package that suits your needs from our catalog.

  • 2. Complete the Purchase Form

    Please fill out the purchase form completely and accurately to ensure your book delivery can be processed on time and without any issues.

  • 3. Complete Your Payment

    Once payment is successful, we will promptly ship your book package to the address you provided.

  • 4. Activate Your Perpajakan DDTC Professional Annual Coupon Code

    You will receive a coupon code via email. Activate it on the "Subscription" page of Perpajakan DDTC.

Help Center

Who are the authors of the books I'm purchasing?

The books are written by tax practitioners who are also the founders of DDTC. DDTC is a tax institution built on research, technology, and knowledge. DDTC serves as the hub for a range of business units, including an online tax media portal (DDTC News), an education and training center (DDTC Academy), a consulting service (DDTC Consulting), a provider of tax regulation documents (Perpajakan.id), a fiscal research and study center (DDTC Fiscal Research & Advisory), and a library (DDTC Library). These various activities fundamentally reflect DDTC's commitment to reducing information asymmetry, sustaining innovation, and contributing positively toward a better tax system in Indonesia.

What payment methods are available?

Payments can be made via:

  1. Bank transfer through ATM, mobile banking, or internet banking.
  2. Payment using a credit or debit card.
  3. Payment through e-wallets or digital wallets such as LinkAja, DANA, OVO, GoPay, and ShopeePay.

How are DDTC books delivered?

We ship DDTC tax books through trusted courier services. Shipping costs are covered by DDTC, meaning free shipping across all of Indonesia. Please make sure your email contact and delivery address are entered correctly to ensure your book arrives safely.

How long does book delivery take?

Deliveries within the same city typically take 1–3 business days. Deliveries between cities or provinces typically take 3 - 7 business days. Delivery may occasionally take longer due to logistical issues beyond DDTC's control.

How can I complain if there's an issue with my book purchase?

If you experience any issues with your DDTC book purchase, you can contact us via WhatsApp at 0813-8080-4136 or email info.perpajakan@ddtc.co.id. We will promptly assist you in resolving the issue.