(a) A foreign corporation shall receive the benefit of the deductions and credits allowed to it only if it meets each of the following requirements:(1) Files or causes to be filed with the Secretary a true and accurate return of its total income which is effectively connected with the conduct of trade or business within Puerto Rico, in the manner prescribed in this part; including therein all the information that the Secretary may deem necessary for the computation of such deductions and credits.(2) The corporation shall have available at all times the accounting books containing the operations of branches or divisions in Puerto Rico, including all the pertinent documents evidencing such deductions and the basis used for the apportionment and allocation of deductions to income effectively connected with the conduct of trade or business within Puerto Rico.(3) The corporation shall accompany its income tax return with financial statements in relation to the assets and liabilities effectively related to its trade or business in Puerto Rico in accordance with § 30255 of this title. History —Jan. 31, 2011, No. 1, § 1092.04, retroactive to Jan. 1, 2011; Dec. 10, 2011, No. 232, § 109.