Even the Citi Costco Anywhere Visa says in its terms and conditions that charges
by authorized users count toward the accumulation of cash rewards.
All charges made
by authorized users count towards your primary balance.
Not exact matches
Net Purchases made
by authorized users through additional cards on the primary cardmember's AAdvantage ® Aviator ® Red account will
count toward the primary cardmember's qualifying spend.
The annual credit is awarded each account anniversary year, and eligible charges made
by authorized users also
count toward the $ 300.
Purchases made
by both the primary cardholder and
authorized users count towards this $ 250 total.