Clausius Ltd. made four quarterly payments of $3,200 each to the Receiver General for Canada during 2020 as instalment payments on its estimated 2020 corporate tax liability. At year end, Clausius's controller completed the company's 2020 tax return, which showed income tax owing of $20,000 on its 2020 income. 

(a) Prepare the summary entry for the quarterly tax instalments and the year-end adjusting entry to recognize the 2020 income tax. 

(b) Identify any year-end statement of financial position (SFP) amount that is related to income tax and indicate how it should be classified.