topic Can I contribute a full year's HSA Contribution in 2018 if my High Deductible Health Policy was only in force for the first 5 months of 2018 ? in Deductions & credits https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-i-contribute-a-full-year-s-hsa-contribution-in-2018-if-my-high-deductible-health-policy-was-only/01/256625#M31823 Sat, 01 Jun 2019 21:15:04 GMT sjordanco 2019-06-01T21:15:04Z Can I contribute a full year's HSA Contribution in 2018 if my High Deductible Health Policy was only in force for the first 5 months of 2018 ? https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-i-contribute-a-full-year-s-hsa-contribution-in-2018-if-my-high-deductible-health-policy-was-only/01/256625#M31823 Sat, 01 Jun 2019 21:15:04 GMT https://ttlc.intuit.com/community/tax-credits-deductions/discussion/can-i-contribute-a-full-year-s-hsa-contribution-in-2018-if-my-high-deductible-health-policy-was-only/01/256625#M31823 sjordanco 2019-06-01T21:15:04Z No. You have to pro-rate the annual HSA contribution limi... https://ttlc.intuit.com/community/tax-credits-deductions/discussion/no-you-have-to-pro-rate-the-annual-hsa-contribution-limi/01/256626#M31824 <P>No. You have to pro-rate the annual HSA contribution limit by 5/12ths, e.g., $1,438 ($3,450 times 5 divided by 12 for a Self-only plan), or $2,875 ($6,900 times 5 divided by 12).<BR /></P><P>It would be different had you been covered on December 1, 2018, because you could have invoked the last-month rule which allows you to use the full annual HSA contribution limit. <BR /></P><P>As it is, when you enter the HDHP coverage for only 5 months, TurboTax will calculate the appropriate limit.<BR /></P> Sat, 01 Jun 2019 21:15:05 GMT https://ttlc.intuit.com/community/tax-credits-deductions/discussion/no-you-have-to-pro-rate-the-annual-hsa-contribution-limi/01/256626#M31824 BMcCalpin 2019-06-01T21:15:05Z