The TAPCO Credit Union is a business credit card from TAPCO Credit Union. The annual fee is No Annual Fee. The ongoing APR is Prime Rate plus a margin of 8.74% - 14.74% (variable). Signup bonus: $300 Welcome Offer: $5,000 or more in net purchases within the first 90 days of account opening. Rewards: Earn 0.5% cash back on total monthly purchases from $0-$500, 1% on $501-$1,000, and 1.5% on $1,001 or more; paid monthly as statement credit.