The following information is from the Citibank Online Marketplace Addendum, but I assume it will apply to all accounts. link (See the last few pages for the changes to the accounts)

Looks like they are trying to "retrench" and serve customers with higher balances now.

Reimbursement of Non-Citibank ATM Fees (Non-CitiGold)
Effective January 1, 2010
* Limit will increase to 6 times per month from 4 times per month
* Now limited to $5.00 for each transaction

You will receive reimbursement if you meet ALL of the following:
* You are a new client with a mailing address-as of 3 months after establishing your banking relationship online-that is outside a county where Citibank operates a Financial Center; and
* You established your banking relationship online and chose a Citibank EZ Checking, Citibank Account, or Citibank Everything Counts online; or you open an additional account with any such package online; and
* You maintained the account minimum balance to avoid monthly maintenance fees in the calendar month prior to the end date of the statement period in which the ATM transactions occurred.

Reimbursement of Non-Citibank ATM Fees (CitiGold)
Effective January 1, 2010
* Now limited to $5.00 for each transaction

You will receive reimbursement if you meet ONE of the following:
* Your CitiGold Account had a combined balance range of $500,000 or more for the calendar month prior to the ATM transaction (regardless of how you opened it -- see the PDF for details); OR
* Your CitiGold Account was opened outside of a Citibank Financial Center via Citibank Online and, as of 3 months after establishing your banking relationship online, your mailing address is outside a county where Citibank operates a Financial Center; OR
* Your CitiGold Account was opened in a Citibank Financial Center in DE/MA/PA or outside a Citibank Financial Center and your account address at the time of opening was in DE/MA/PA.

Citibank Access Account
Effective February 1, 2010
* Monthly fee waiver for direct deposit is removed
* No way to waive fees going forward for this account type

Citibank EZ Checking Account
Effective February 1, 2010
* Monthly fee waiver for having direct deposit OR 2 bill payments is removed
* You still can have fees waived with a minimum of $1,500