§ 4005. Payment of interest
(a)
 In general 
Except as provided in subsection (b) or (c) of this section and notwithstanding any other provision of law, interest shall accrue on funds deposited in an interest-bearing account at a depository institution beginning not later than the business day on which the depository institution receives provisional credit for such funds.
(b)
 Special rule for credit unions 
Subsection (a) of this section shall not apply to an account at a depository institution described in section 
461
(b)(1)(A)(iv) of this title if the depository institution—
(c)
 Exception for checks returned unpaid 
               	 	
               	 	
No provision of this chapter shall be construed as requiring the payment of interest or dividends on funds deposited by a check which is returned unpaid.