63-23P: Premium Excise Return for Insurance Companies (2025)
Massachusetts · Massachusetts DOR · Used for tax years 2025
Massachusetts Form 63-23P is the 2025 Premium Excise Return for Insurance Companies. It reports premiums, applicable investment income, excise calculations, credits and payments for domestic casualty insurers, foreign casualty insurers and preferred provider arrangements. The ret
Who files this form
Form 63-23P is the Massachusetts Premium Excise Return for Insurance Companies. The 2025 form has sections for:
- Domestic casualty insurers.
- Foreign casualty insurers.
- Preferred provider arrangements.
Domestic casualty insurers must complete Parts 1 and 2. Foreign casualty insurers must complete Part 3, the retaliatory tax calculation.
What you'll need
Have the company's federal identification number, state of incorporation, mailing address, phone number, treasurer's name, and employee counts for Massachusetts and worldwide ready.
Gather the records and schedules that apply:
- Domestic and foreign casualty insurers: A copy of Schedule T of the NAIC annual statement must be enclosed.
- Domestic casualty insurers: Premium and policyholder dividend records for Part 1, and the Exhibit of Net Investment Income for Part 2. Part 1, line 2 requires a supporting schedule showing total business written by state. A copy of Schedule T is accepted if admitted states are designated.
- Foreign casualty insurers: The retaliatory tax calculation for Part 3. If the incorporation state's calculation is identical in every respect to the Massachusetts calculation, provide a statement saying so.
- Preferred provider arrangements: Records of gross premiums for covered Massachusetts residents and premiums returned or credited to policyholders.
- Credits and withholding, if applicable: Credit Recapture Schedule, Credit Manager Schedule, and Schedule 63-WH.
- Payments: Records of prior-year overpayments applied to this year, estimated tax payments, and extension payments. If amending, also have the payment amount from the original return.
How to file
File electronically. The form warns that paper returns will not be accepted.
For electronic filing questions, call 617-887-6367. See the DOR electronic filing and payment requirements for more information.
Complete the section for your insurer type or arrangement and the applicable credits, payments, and refund or balance-due lines. The declaration calls for the signature and date of an appropriate corporate officer.
Common mistakes
- Submitting a paper return: The form is e-file only. Paper returns will not be accepted.
- Claiming the same credit twice: Do not claim a credit here if it was claimed on Form 63-29A.
- Exceeding the line 23 credit limit: The total on line 23 must not exceed line 1.
- Entering a negative amount on line 27: This amount cannot be less than zero.
- Counting a prior-year overpayment twice: Do not include the line 30 amount in estimated tax payments on line 31.
- Using line 33 on an original return: This line is only for a payment with the original return when filing an amended return.
Questions people ask
What tax period does this form cover?
This version is for calendar year 2025.
Can I mail a paper return?
No. Form 63-23P must be filed electronically. For help with electronic filing, call 617-887-6367.
Are Medicare supplemental premiums included for preferred provider arrangements?
Line 15 says premiums for Medicare supplemental coverage are excludable from gross premiums received for covered persons residing in Massachusetts.
Can an overpayment be applied to next year?
Yes. Enter the amount to be credited to next year on line 38. Line 39 shows the amount to be refunded after subtracting line 38 from the total overpayment on line 37.
Can DOR discuss the return with my paid preparer?
The form has a checkbox to indicate that DOR may discuss the return with the paid preparer.