1. (a) A business enterprise shall complete and file Form DP-165 “Research & Development Tax Credit Application,” with the commissioner by June 30, following the taxable period, to apply for the research and development tax credit pursuant to RSA 77-A:5, XIII (a).
2. (b) Any unused research and development tax credit not applied against the business profits tax liability may be used to offset the taxpayer’s business enterprise tax liability as provided on RSA 77-A:5, XIII.
3. (c) Any wages included in the calculation of the research and development tax credit shall be included in the compensation element of the enterprise value tax base pursuant to RSA 77-A:5, XIII(b).
4. (d) Taxpayers making quarterly estimated tax payments resulting in overpayments after applying the credits may request a refund for the overpayments on its Form BT-Summary.

Source. #9065, eff 1-10-08; ss by #11032, eff 1-29-16