Tax policy  investment tax credit for offshore drilling rigs needs clarification.  [microform] : 

 - [Washington, D.C.,  1986?] 
 - 1 v. 
<br/><br/> MF.  April 1986.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corporations, American--Taxation--Western Hemisphere.<br/>Investment tax credit--Western Hemisphere.<br/>Oil well drilling rigs--Taxation--Western Hemisphere.
<br/><br/><label>Gov. Doc. Class. No.: </label>GA 1.13:GGD-86-65