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Massachusetts employers often have to manage both state and federal requirements for health coverage reporting. Understanding 1099-HC vs. 1095-C is essential because these forms have distinct purposes, rules, and penalties and should not be confused.
The fundamental difference is the jurisdiction and the data reported.
Form MA 1099-HC is a statement of qualifying health coverage for Massachusetts residents and indicates whether the coverage meets the state’s Minimum Creditable Coverage (MCC) standards. Individuals use this information when completing Schedule HC with their Massachusetts tax return.
On the other hand, Form 1095-C is a federal Affordable Care Act (ACA) information return. An Applicable Large Employer (ALE) uses it to report offers of health coverage to its employees. A self-insured ALE also uses Part III to report enrolled individuals.
Note: These forms do not replace each other. Organizations may be required to file one or both, depending on plan structures and employee locations.
Responsibility for Massachusetts health insurance reporting can depend on the plan structure. An employer or plan sponsor must provide the required information to covered individuals and to the Massachusetts Department of Revenue (DOR), either directly or through the reporting party.
Fully Insured Plans
Here, the insurance carrier commonly handles MA 1099-HC reporting. This includes providing the statements to covered Massachusetts subscribers and sending the required information to DOR.
Employers should still confirm the arrangement with their carrier. If the carrier is not handling the filing, the employer needs to determine who will complete the reporting.
Self-Insured Plans
A self-insured employer or other plan sponsor may need to handle MA 1099-HC reporting directly because no insurance carrier is performing it. The employer should identify who will prepare, furnish, and electronically submit the forms to DOR.
Note: Unlike Form 1095-C, MA 1099-HC requirements don’t depend on the 50-employee ALE threshold. A self-insured employer with 20 employees may still need to file if those employees are Massachusetts residents.
Form 1095-C generally applies to an ALE member. An employer is generally an ALE when its average workforce included 50 or more full-time employees and full-time equivalents in the previous calendar year. Employers that are part of an Aggregated ALE Group must apply the applicable aggregation rules when determining ALE status.
An ALE member generally files Form 1095-C for every employee who met the full-time employee criteria during at least one month of the calendar year.
Self-Insured ALEs
A self-insured ALE has an additional reporting duty. Part III of Form 1095-C is used to report individuals enrolled in the plan, including employees, spouses, and dependents. This is separate from the monthly offer information in Part II.
Self-Insured Non-ALEs
A self-insured employer that is not an ALE generally uses Forms 1094-B and 1095-B for minimum essential coverage reporting rather than Forms 1094-C and 1095-C.
An employer should not use its federal filing status to determine its Massachusetts reporting obligation. The two requirements need to be reviewed separately. Here are some common employer and plan situations along with their filing requirements.
Note: To prevent non-compliance, ask whether the carrier handles Massachusetts filing and whether your company qualifies as an ALE.
Although both forms relate to health coverage, they collect different information:
Note: Massachusetts residents use this data when completing Schedule HC on their state tax returns. Taxpayers must indicate if they had full-year or part-year MCC coverage.
For 2026 coverage, the deadlines differ by form and filing method.
Note: For 2026 Forms 1095-C, employers may use the IRS notice-and-request alternative instead of automatically furnishing statements if the applicable requirements are met. The required website notice must be posted by March 2, 2027, and maintained through October 15, 2027.
The forms have separate correction and penalty rules, so correcting one does not correct the other.
Note: If an employer can show reasonable cause (an unavoidable event, incorrect information from a third party, or a good-faith effort to meet the deadline), the IRS may reduce or waive some penalties. In case a Form 1095-C contains an error, the employer should correct it promptly and keep records of what went wrong, when it was corrected, and what was done to prevent the issue from happening again.
Employers responsible for either or both reporting requirements can use Tax1099 to manage Massachusetts and federal health coverage filings on a single platform, which helps reduce errors from multiple systems.
For MA 1099-HC, filers can prepare coverage details and electronically transmit filings to Massachusetts. Tax1099 also supports federal ACA e-filing for Forms 1095-C and 1094-C. It has built-in validation to help catch errors before submission.
Here are the steps:
These examples show how plan type and ALE status affect reporting:
No. Form 1095-C is used for federal ACA reporting, while MA 1099-HC provides Massachusetts health coverage information used in connection with the state’s individual mandate and Schedule HC.
No. For fully insured plans, the carrier commonly handles Form MA 1099-HC reporting, but employers should confirm this. Self-insured employers or plan sponsors may need to handle the reporting directly with DOR.
No. The form generally applies to employers that averaged at least 50 full-time employees, including part-time hours counted as full-time equivalents, in the previous calendar year.
Yes. A self-insured ALE with applicable Massachusetts residents may have both MA 1099-HC and federal Form 1095-C obligations.
Generally, no. A non-ALE self-insured employer generally uses Forms 1094-B and 1095-B for federal minimum essential coverage reporting.
Two forms. Two sets of rules. One place to manage the filing. Tax1099 helps employers and coverage providers prepare, validate, eFile, and track MA 1099-HC and ACA forms from one platform. File Health Coverage Forms With Tax1099
Tax1099 helps employers and coverage providers prepare, validate, eFile, and track MA 1099-HC and ACA forms from one platform.