adj. — Administration, Finance
denoting a purchase or expense that can be claimed as a credit when filing income taxes.
Type: 5. Frequency — Tax-creditable is used in the US but appears to be most prevalent in Canada (see Chart 1). It is synonymous with tax-deductible, which is the more popular term.
See also COD-2, s.v. "tax credit - tax-creditable", which is marked "Cdn".
Images:

Chart 1: Internet Domain Search, 23 May 2013