H.R. 3962 provides that an individual (or a husband and wife in the case of a joint return) who does not, at any time during the taxable year, maintain acceptable health insurance coverage for himself or herself and each of his or her qualifying children is subject to an additional tax. [page 1]

The penalty:

• Section 7203 misdemeanor willful failure to pay is punishable by a fine of up to $25,000 and/or imprisonment of up to one year