446.1. A person may not claim a deduction under section 444 in respect of an amount that the person has, during a particular reporting period of the person, written off in its books of account as a bad debt unless the deduction is claimed in a return under this chapter filed by the person within four years after the day on which the return under this chapter for the particular reporting period of the registrant is required to be filed.
1997, c. 85, s. 695; 2001, c. 53, s. 377.