For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

TAXATION OF CORPORATIONS

M.G.L. pt. Part I, tit. Title IX, ch. c. 63
in effect

M.G.L. c. 63, § 1 Definitions

M.G.L. c. 63, § 2 Financial institutions; excise rate

M.G.L. c. 63, § 2A Financial institutions; determination of net income

M.G.L. c. 63, § 2B S corporations; excise rate; determining factors of amount

M.G.L. c. 63, § 7 Effect of assessment on other levies

M.G.L. c. 63, § 20 Premiums subject to taxation; rate

M.G.L. c. 63, § 21 Additional tax on foreign companies

M.G.L. c. 63, § 22 Domestic companies other than life; premiums subject to taxation; rate

M.G.L. c. 63, § 22A Domestic companies; annual total gross investment income earned tax

M.G.L. c. 63, § 22B Investment privilege excise; net investment income

M.G.L. c. 63, § 22C Credit against investment privilege excise

M.G.L. c. 63, § 22D Gains, determination for investment privilege excise purposes; definitions

M.G.L. c. 63, § 23 Foreign companies; premiums subject to taxation; rate

M.G.L. c. 63, § 24 Deductions

M.G.L. c. 63, § 24A Retaliatory taxes; applicability and reciprocal exemption; definition

M.G.L. c. 63, § 26 Examination of records

M.G.L. c. 63, § 28 Payment; time; basis for liability

M.G.L. c. 63, § 29 Liability for taxes

M.G.L. c. 63, § 29A Fire and marine companies; tax on underwriting profit; computation

M.G.L. c. 63, § 29B Taxation of reciprocal or inter-insurance exchange agents

M.G.L. c. 63, § 29C Life insurance companies; credits against taxes imposed by Secs. 20 and 22

M.G.L. c. 63, § 29D Property and casualty insurance companies; taxes on premiums; credits against taxes imposed by Secs. 22 and 23

M.G.L. c. 63, § 29E Definitions; property and casualty insurance companies; retaliatory taxes; credits against taxes imposed by Sec. 22

M.G.L. c. 63, § 30 Definitions; value of tangible property; net worth

M.G.L. c. 63, § 31A Investment credit for certain corporations; limitations

M.G.L. c. 63, § 31C Credit for certain corporations; increase in number of full-time employees

M.G.L. c. 63, § 31D Definitions applicable to Secs. 31D to 31F

M.G.L. c. 63, § 31E Credit for company shuttle van purchase or lease expenses

M.G.L. c. 63, § 31F Vanpool vehicle registration; fee

M.G.L. c. 63, § 31H Definitions; state low-income housing tax credit; eligibility; allocation; recapture

M.G.L. c. 63, § 31I Transactions with related members; adding back of certain deductions

M.G.L. c. 63, § 31J Deductible interest; interest paid to related member; taxpayer's burden to show disallowance of deduction unreasonable

M.G.L. c. 63, § 31K Deductible interest; adjustments; applicability

M.G.L. c. 63, § 31M Life sciences tax credit

M.G.L. c. 63, § 31N Determination of gross income; adjustment to federal gross income

M.G.L. c. 63, § 32B Combined reporting; corporations subject to combination; apportionment of income; joint and several liability; regulations; affiliated group election

M.G.L. c. 63, § 32C Maximum amount of credits; carryover

M.G.L. c. 63, § 32D S corporations; net income measure

M.G.L. c. 63, § 32E Application and refund of credits earned under Sec. 38X; substantiation of claims; regulations

M.G.L. c. 63, § 38 Determination of net income derived from business carried on within commonwealth

M.G.L. c. 63, § 38A Taxable net income

M.G.L. c. 63, § 38AA Credit against taxes imposed for qualified donation of certified land to public or private conservation agency

M.G.L. c. 63, § 38B Financial institutions and business corporations engaged exclusively in buying, selling, dealing in or holding securities; excise rate

M.G.L. c. 63, § 38BB Credit against taxes imposed for a certified housing development project

M.G.L. c. 63, § 38CC Life Sciences refundable jobs credit

M.G.L. c. 63, § 38D Deduction of expenditures for industrial waste treatment or air pollution control facilities

M.G.L. c. 63, § 38DD Credit against excise tax imposed under Secs. 2(b), 2B(b) or 39(b)

M.G.L. c. 63, § 38E Eligible business facility; excise credit

M.G.L. c. 63, § 38EE Community investment tax credit

M.G.L. c. 63, § 38F Deduction from net income for compensation paid to individuals employed by eligible business facility domiciled in present or former eligible section of substantial poverty

M.G.L. c. 63, § 38G Reporting wholly-owned DISC income

M.G.L. c. 63, § 38GG Hiring of qualified veterans; excise tax credit

M.G.L. c. 63, § 38H Alternative energy sources; deduction

M.G.L. c. 63, § 38HH Credit for wages paid to qualified apprentice

M.G.L. c. 63, § 38I Wages deemed compensation paid in commonwealth; deduction; election

M.G.L. c. 63, § 38II Cranberry production

M.G.L. c. 63, § 38J Qualified research contribution deduction

M.G.L. c. 63, § 38JJ Tax credits for qualified employees with disabilities

M.G.L. c. 63, § 38KK Tax credits for qualified employers hiring members of the national guard

M.G.L. c. 63, § 38L Natural Heritage and Endangered Species Fund; contributions

M.G.L. c. 63, § 38LL Offshore wind tax incentive program; refundable jobs credit

M.G.L. c. 63, § 38M Credit against amount of excise due; research expenses

M.G.L. c. 63, § 38MM Refundable credit for capital investment in an offshore wind facility; amount; eligibility; limitations; administration

M.G.L. c. 63, § 38N Economic development incentive program; tax credit for certified projects

M.G.L. c. 63, § 38NN Nonrefundable credits for trainings; eligibility; credit amount

M.G.L. c. 63, § 38O Economic target areas; tax deduction for renovation of abandoned buildings

M.G.L. c. 63, § 38OO Credit against the tax liability; transfer of credit; carry forward of credit; disallowance of credit by commissioner; adoption of regulations

M.G.L. c. 63, § 38PP Massachusetts homeownership tax credit; amount allowed; eligibility certificate; affordability period; transfer, sale or assignment of tax credit; fees; adoption and promulgation of rules and regulations

M.G.L. c. 63, § 38Q Environmental response actions; credit

M.G.L. c. 63, § 38QQ Credit for taxpayers with an eligible theater production certificate; use; assignment, transfer or conveyance

M.G.L. c. 63, § 38R Massachusetts historic rehabilitation tax credit

M.G.L. c. 63, § 38RR Refundable credit under climatetech tax incentive program; eligibility; use and refunds

M.G.L. c. 63, § 38S Automatic sprinkler system; depreciation deduction

M.G.L. c. 63, § 38SS Amount of credit for research and development costs under climatetech tax incentive program

M.G.L. c. 63, § 38TT Refundable jobs credit under climatetech tax incentive program

M.G.L. c. 63, § 38U Credit for cost of qualifying property; life sciences

M.G.L. c. 63, § 38UU Credit for wages paid to net-new qualified interns

M.G.L. c. 63, § 38V Deductions for qualifying clinical testing expenses; certified life sciences company

M.G.L. c. 63, § 38W Credit for qualified research expenses; life sciences

M.G.L. c. 63, § 38X Credit against taxes imposed on persons filming motion picture for employment of persons within commonwealth in connection with filming or production

M.G.L. c. 63, § 38Y Unrelated business taxable income for certain exempt corporations

M.G.L. c. 63, § 38Z Dairy farm tax credit program

M.G.L. c. 63, § 39 Tax rate

M.G.L. c. 63, § 39A Tax on business subsidiary corporation

M.G.L. c. 63, § 42 Alternative method of determining net income

M.G.L. c. 63, § 42A Taxable net income

M.G.L. c. 63, § 42B Manufacturing and research and development corporations

M.G.L. c. 63, § 52 Unconstitutionality of excise tax law; effect; revival of former act

M.G.L. c. 63, § 55 Valuation

M.G.L. c. 63, § 58 Tax rate

M.G.L. c. 63, § 59 Assessment of additional taxes

M.G.L. c. 63, § 67 Assessment; rate; return; deductions

M.G.L. c. 63, § 68 Effect on other taxes

M.G.L. c. 63, § 68A Conflict between local and state valuations; remedy

M.G.L. c. 63, § 68C Exemption from excise under Sec. 39 for certain business corporations

M.G.L. c. 63, § 69 Inspection of records; examination of officers

M.G.L. c. 63, § 79 Penalty for failure to make return for corporate franchise tax

M.G.L. c. 63, § 80 Collection of penalties

M.G.L. c. 63, § 81 Local taxation, defined

Source: Massachusetts General Court (malegislature.gov)URL: https://malegislature.gov/Laws/GeneralLaws/PartI/TitleIX/Chapter63Fetched: 10/20/2026