OK SB1605

Amends the child care services income tax credit to end eligibility for tax years beginning after December 31, 2015, reducing the previous expiration date from January 1, 2017 to January 1, 2016.

Maintains the 20% tax credit against income tax for eligible expenses incurred by entities providing child care services to comply with national accrediting association standards recognized by the Department of Human Services.

Prohibits claiming the credit for any event, transaction, investment, expenditure or other act occurring on or after January 1, 2016, for which the credit would otherwise be allowable.

Allows unused credits to be carried over to each of the four tax years following the year of qualification, provided they were earned before the credit's expiration date.

Becomes effective November 1, 2016.