Citi ThankYou Cards-With cards such as the Citi ThankYou Premier Card and the Citi Rewards+ the terms state that Bonus ThankYou Points are not available if you have received a new account bonus for the card in the past 48 months.
Citi AAdvantage Cards–With cards such as the Citi / AAdvantage Platinum Select World Elite MasterCard, CitiBusiness/AAdvantage Platinum Select World MasterCard, Citi American Airlines AAdvantage MileUp Credit Card and the Citi Executive AAdvantage Card, the terms state that American Airlines AAdvantage bonus miles are not available if you have received a new account bonus for the card in the past 48 months.