Federal Tax Credit

Form 3468 Investment Credit (includes instructions)

State Tax Credit

Form N-334 Renewable Energy Technologies Income Tax Credit

Form N-334A (Statement for Renewable Energy Technologies Income Tax Credit)

Instructions for Form N-334

Federal Accelerated Depreciation

IRS Form 4562 Depreciation and Amortization

Instructions for IRS form IRS Form 4562

State Accelerated Depreciation

Hawaii uses federal Form 4562 (above)