The IRS released official guidance regarding high deductible health plan (HDHP) parameters and contribution limits for Health Savings Accounts (HSAs) for 2018. Below are the amounts as described in Rev. Proc. 2017-37 (available at https://www.irs.gov/pub/irs-drop/rp-17-37.pdf). The amounts will increase from the amounts in effect for 2017. Please see our Client Alert for the updated amounts.