Terms & Conditions

Please read the following terms carefully before registering an account or placing any wager on the big138 platform. By accessing or using this website, you confirm that you have read, understood, and agreed to all provisions set out below.

  Last Updated: January 2026

Key Policy Highlights

21+ Age Requirement

You must be at least 21 years of age and a resident of Indonesia to register and participate on big138. Age verification is enforced during the KYC process. Accounts belonging to underage users will be permanently closed and any funds forfeited.

One Account Per Person

Each player is permitted to hold exactly one registered account on big138. Duplicate, shared, or proxy accounts are strictly prohibited and will result in immediate suspension, balance forfeiture, and a permanent ban from the platform.

IDR Transactions Only

All deposits and withdrawals on big138 are denominated in Indonesian Rupiah (IDR / Rp). Minimum deposit is Rp 50.000. Withdrawals are processed to the same bank account used for deposits as a standard anti-fraud measure.

Bonus Wagering Rules

All promotional bonuses are subject to wagering requirements. Wagering multiples, eligible games, time limits, and maximum bet-per-spin rules are stated on each individual promotion page. Violation of bonus terms results in forfeiture of the bonus and any associated winnings.

Prohibited Activities

Collusion, match-fixing, use of automated software (bots), arbitrage betting, chargebacks, and any form of fraud are strictly forbidden. big138 reserves the right to void bets, suspend accounts, and report suspicious activity to relevant authorities.

Responsible Gaming

big138 provides deposit limits, loss limits, session time-outs, and self-exclusion tools to all members. If gambling is negatively affecting your life, please use our responsible gaming tools or contact support immediately. For full details, see our Responsible Gaming page.



Questions About These Terms?

Our support team is available 24/7 to clarify any clause in these Terms and Conditions. You can also review our FAQ for quick answers, or read our Responsible Gaming policy to understand the tools available to keep your play safe.

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