The IRS has announced 2019 HSA and HDHP limits as follows:
Annual HSA contribution limitation. For calendar year 2019, the annual limitation on deductions for HSA contributions under § 223(b)(2)(A) for an individual with self-only coverage under a high deductible health plan is $3,500 (up from $3,450 in 2018), and the annual limitation on deductions for HSA contributions under § 223(b)(2)(B) for an individual with family coverage under a high deductible health plan is $7,000 (up from $6,900 in 2018).
High deductible health plans. For calendar year 2019, a “high deductible health plan” is defined under § 223(c)(2)(A) as a health plan with an annual deductible that is not less than $1,350 for self-only coverage or $2,700 for family coverage (unchanged from 2018), and the annual out-of-pocket expenses (deductibles, co-payments, and other amounts, but not premiums) do not exceed $6,750 for self-only coverage or $13,500 for family coverage (up from $6,650 and $13,300 in 2018).