Legal Document

Ck51 Terms & Conditions — Complete Platform Usage Policy

Please read these Terms & Conditions carefully before creating an account or using any services on CK51. This document constitutes a legally binding agreement between you and CK51.

Last Updated: 1 January 2026
Applicable in Bangladesh
Translated into Bengali
📋
Estimated Reading Time
12
Minutes
Key Highlights at a Glance
Review the key points below before reading the full details
Age Restriction: 18+

Only individuals aged 18 and above may register for and use an account on CK51. Age verification is mandatory at the time of registration.

One Account Policy

Each person may hold only one account. If multiple accounts are detected, all accounts may be closed and balances forfeited.

Bonuses are subject to terms

All bonuses are subject to specific wagering requirements. These conditions must be met before any bonus amount can be withdrawn.

Payment Verification Required

Identity and payment method verification is required before any withdrawal. Submitting your NID and a selfie is mandatory.

Responsible Gaming

CK51 is committed to responsible betting. If you feel you need support, take advantage of our deposit limits or temporary self-exclusion options.

Privacy Protected

Your personal information is protected with SSL encryption and is never shared with third parties.

Important: By registering on ck51 or using any of our services, you are deemed to have accepted these terms and conditions. Please read them in full.
1

General Information & Introduction

These terms and conditions apply to the use of the CK51 platform, including its website and mobile app. CK51 is an online betting and gaming platform serving users in Bangladesh and select other countries.

By accessing ck51 or creating an account, you confirm that:

  • You are 18 years of age or older.
  • You are voluntarily agreeing to these terms.
  • Online betting is legal for you under the laws of your country.
  • You have not previously been banned or suspended from CK51.
Original Language: These terms and conditions are published in Bengali; however, in the event of any conflict with the original English version, the English version shall prevail.
2

Account Rules & Verification

2.1 Registration

Accurate and complete information must be provided when registering on ck51. Providing false information may result in account termination and forfeiture of any balance.

2.2 Single Account Policy

Only one account is permitted per person, household, device, or IP address. CK51 uses automated systems to detect duplicate accounts.

2.3 Identity Verification (KYC)

All members must complete identity verification before making a withdrawal. Required documents:

  • A clear photo of your National ID (NID) or passport.
  • A recent selfie clearly showing your NID.
  • Bank or mobile banking statement, if required.

2.4 Account Security

Keep your login credentials (username and password) strictly confidential. If you suspect any unauthorized access to your account, contact CK51 Support immediately. You are responsible for all activity that occurs under your account.

Warning: ck51 will never ask for your password or OTP via email or SMS. Any such request is a scam.
3

Deposit, Withdrawal & Payment Policy

3.1 Deposit Rules

Deposits on ck51 can be made via Mobile Pay, Nagad, and Rocket. The minimum deposit is ৳200. Deposits are typically credited within 1–5 minutes.

3.2 Withdrawal Rules

The minimum withdrawal amount is ৳500. Withdrawals will not be processed until KYC verification is complete. CK51 allows up to 48 hours to process withdrawals, though most are completed within 5–30 minutes.

Payment Methods Minimum Time Fee
Mobile Pay৳2001–5 MinutesFree
Nagad৳2001–5 MinutesFree
Rocket৳2005–10 minutesFree
Bank Transfer৳1,0001–2 hoursBank Charges

3.3 Currency & Conversion

All transactions on ck51 are conducted in BDT. For any transactions involving foreign currencies, ck51's designated exchange rate will apply.

3.4 Suspicious Transactions

If any transaction appears suspicious, ck51 may temporarily place it on hold and request additional verification. Complying with anti-money laundering regulations is a legal obligation for ck51.

4

Bonus & Promotion Terms

All bonuses and promotions on ck51 are governed by the general terms below. Individual bonuses may also carry their own specific conditions.

4.1 Welcome Bonus

A 100% bonus is available on your first deposit, up to a maximum of ৳10,000. To qualify, a minimum deposit of ৳500 is required, and a 15x wagering requirement must be met.

4.2 Understanding Wagering Requirements

For example, if you receive a ৳1,000 bonus with a 15x wagering requirement, you must place a total of ৳15,000 in bets before the bonus can be withdrawn. This requirement can be fulfilled through any eligible bet.

  • Bonuses are generally valid for 30 days from the date of issue.
  • Expired bonuses will be automatically cancelled.
  • Multiple bonuses cannot be active at the same time.
  • Winnings from bets placed using bonus balance are capped at ৳5,000.
  • If you wish to decline a bonus, you must notify us before making a deposit.

4.3 CK51's Right to Modify the Bonus Program

Ck51 reserves the right to modify, suspend, or cancel any bonus offer at any time, without prior notice.

5

Betting Rules & Result Determination

All betting activities on ck51 follow internationally recognised standards. It is your responsibility to familiarise yourself with the relevant sport's rules before placing a bet.

5.1 Bet Acceptance Rules

  • Once a bet is confirmed, it cannot be changed or cancelled.
  • Bets placed during a technical error may be considered void.
  • Ck51 reserves the right to void any bet placed at an obviously incorrect odds.

5.2 Event Cancellation or Postponement

If an event is cancelled, the full stake for any related bet will be refunded. Bets on events that start more than 12 hours after the scheduled time may be voided.

5.3 Cash Out Rules

The Cash Out feature is available on selected events and under specific conditions. ck51 reserves the right to suspend the Cash Out feature at any time. All Cash Out values offered are final.

6

Prohibited Activities

The following activities are strictly prohibited on CK51. Any violation may result in immediate account termination and legal action:

  • Bonus Abuse: Attempting to exploit system vulnerabilities to claim bonuses.
  • Match Fixing: Attempting to influence the outcome of any event, whether directly or through a third party.
  • Arbitrage Betting: Attempting to generate risk-free profits by placing bets across multiple platforms.
  • Account Sharing: Allowing another person to use your account.
  • Fraudulent Payments: Use of stolen or unauthorized payment methods.
  • Bots or Automated Software: Automated betting without human interaction.
  • Money Laundering: Using CK51 for the purpose of laundering illegal funds.
Strict Action: If any of the above prohibited activities are proven, CK51 reserves the right to immediately terminate the account, forfeit the entire balance, and pursue legal action where necessary.
7

Account Closure & Suspension

Ck51 may suspend or close an account under the following circumstances:

  • For violating the terms and conditions.
  • Registering with false information.
  • If KYC verification has not been completed.
  • Extended inactivity (12+ months).
  • At your own request.

7.1 How to Close Your Account

You may request to close your account at any time. Please withdraw all available balance before doing so. Contact our support team via live chat or email.

7.2 Inactive Account Policy

An account with no transactions for 12 months will be marked as inactive. A monthly maintenance fee of ৳50 may be deducted from inactive accounts.

8

Limitation of Liability

Ck51 accepts no responsibility for the following:

  • Bets lost due to internet disconnection.
  • Losses caused by issues with your own device.
  • Failure of third-party services.
  • Losses resulting from sharing your account credentials with others.
  • Natural disasters or unforeseen circumstances.

Under no circumstances shall CK51's total liability exceed the value of the transaction in question.

9

Privacy & Data Protection

Ck51 takes your personal data seriously. For details on the information we collect, please refer to our Privacy Policy page.

In short, CK51:

  • Your data is never sold to third parties.
  • 256-bit SSL encryption is used.
  • Only the information necessary to provide our services is collected.
  • Information may be shared with authorities when required by legal obligation.
10

Terms & Conditions Changes and Updates

CK51 reserves the right to update these Terms & Conditions at any time. Members will be notified via email or SMS of any significant changes.

Updated terms take effect from the date they are published. Continued use of CK51 after any changes constitutes your acceptance of the revised terms.

Tip: Visit this page regularly to check for updates to the terms and conditions. The date of the latest update is always displayed at the top of the page.

If you have any questions regarding these terms and conditions, Help Center visit the page or reach out to us via Live Chat.

🛡️

Responsible Betting Is Our Priority

CK51 believes betting is for entertainment purposes only. If you feel you are losing control of your betting habits, set personal limits or take a temporary break. All responsible gambling tools are available in your account settings.

Learn About Responsible Gaming

Read the terms? Get started now

Join ck51 and enjoy Bangladesh's best betting experience — safe, transparent, and fun.

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