https://ttlc.intuit.com/community/taxes/discussion/my-control-number-is-a-single-digit/01/111882#M47254 I am unable to submit my return because it requires a minimum 2 alpha or digit control number and mine is 1. Sat, 01 Jun 2019 05:06:36 GMT angela_22493 2019-06-01T05:06:36Z https://ttlc.intuit.com/community/taxes/discussion/my-control-number-is-a-single-digit/01/111882#M47254 I am unable to submit my return because it requires a minimum 2 alpha or digit control number and mine is 1. Sat, 01 Jun 2019 05:06:36 GMT https://ttlc.intuit.com/community/taxes/discussion/my-control-number-is-a-single-digit/01/111882#M47254 angela_22493 2019-06-01T05:06:36Z https://ttlc.intuit.com/community/taxes/discussion/you-can-leave-the-control-number-off-it-isn-t-something/01/111896#M47260 <P>You can leave the control number off. It isn't something that is needed&nbsp;in order to file your tax return. It's just a number that your employer uses to keep track of their W2's<BR /></P> Sat, 01 Jun 2019 05:06:40 GMT https://ttlc.intuit.com/community/taxes/discussion/you-can-leave-the-control-number-off-it-isn-t-something/01/111896#M47260 KatrinaB 2019-06-01T05:06:40Z