To qualify for this bonus:

• Open a new personal checking account (excluding Simple Checking for Students) with a $10 minimum opening deposit during the promotional period (May 1, 2026 through September 30, 2026). You must not currently have a CSB personal checking account or have had one in the last 12 months.
• Enroll in eStatements through CSB Online or Mobile Banking within 30 calendar days following the date the new account is opened and funded.
• Receive cumulative monthly direct deposits totaling $2,500 or more within each of the first 3 full calendar months following the date the new account is opened and funded. For example, a qualifying account type opened and funded during the month of May must complete the requirements in the months of June, July, and August to qualify for the bonus. Qualifying direct deposits include payroll, pension, and/or government benefits made electronically via ACH. Person-to-person transfers, internal transfers, and deposits made at a branch, ATM, or via mobile deposit do not qualify.
• Maintain a minimum average monthly balance of $5,000 for the first 3 full calendar months following the date the new account is opened and funded.

Payout: The one-time $500 bonus will be credited within 2 months of the end of the qualification period. For example, if the account is opened and funded in May, the qualifying months are June, July, and August, and the bonus will be paid by October 31.

Additional Information: Fees may reduce earnings. Minimum balance to obtain the APY is $10. All bonuses will be reported to the IRS as interest. Please refer to CSB Understanding Your Deposit Account for Personal Accounts Handbook, Personal Account Fee Schedule, and Personal Account Rate Sheet for account details. The Performance Plus Checking Account has a 0.10% Annual Percentage Yield (APY). APY is accurate as of 5/1/2026. Rate is variable and may change after account opening.

To qualify for this bonus:

• Complete at least 10 qualifying debit card purchases using your CSB Debit Mastercard® within each of the first 12 calendar months following the date the new account is opened and funded
• Each qualifying transaction must be at least $10
• ATM transactions, cash advances, and person-to-person transfers do not qualify
• Transactions must post to the account during the calendar month to qualify

Payout: The recurring bonus will be paid at $25 per qualifying month, for a total of up to $300 over 12 months. If monthly qualifying debit card purchase transaction requirements are not met in a given month, no bonus will be paid for that month.

Additional Information: All bonuses will be reported to the IRS as interest. Mastercard is a registered trademark, and the circles design is a trademark of Mastercard International Incorporated.

To qualify for this bonus:

• Open a new Relationship High-Yield Money Market account during the promotional period (May 1, 2026, through September 30, 2026) with a minimum opening deposit of $1 ($100 for Retirement Accounts). You must not currently have a CSB personal savings or money market account or have had one in the last 12 months.
• Maintain a minimum average monthly balance of $25,000 for the first 3 full calendar months following the date the new account is opened and funded.
• The deposit(s) used to qualify for the bonus must be new money, not currently on deposit with CSB.

Payout: The one-time $400 bonus will be credited within 2 months of the end of the qualification period. For example, if the account is opened and funded in May, the qualifying months are June, July, and August, and the bonus will be paid by October 31.

Additional Information: Retirement accounts cannot be opened online. This is a variable rate tiered account, and rates may change after the account is opened. Fees may reduce earnings. Interest is not paid on account balances below $10. All bonuses will be reported to the IRS as interest. For more information, please refer to CSB Understanding Your Deposit Account for Personal Accounts Handbook, RHYMM Disclosure, and Personal Account Fee Schedule for full account details.

• Bonuses may be combined if all applicable requirements are met for each offer on a per customer basis.
• Accounts must be open and in good standing throughout the qualification period and at the time of bonus payout.
• Offer may be withdrawn or modified at any time without notice.
• Offer current at the time of account opening will be honored.
• Other restrictions may apply.