Background information
The profit before tax, reported in the statement of comprehensive income of DuperX Ltd for the year ended 30 June		2020
amounted to:	7,760,000
Service revenue	242,000
Prize money	436,000
Doubtful debts expense	48,000
Depreciation (Vehicle)	472,800
Depreciation (Buildings)	77,000
Maintenance expense	218,000
Warranties expense	145,000
Insurance expense	72,000
Government issued fine	121,200
The draft statements of financial position of the company at 30 June 2020 and 2019 showed the following assets and liabilities:
	2020 ($)	2019 ($)
Assets
Cash	509,000	557,000
Inventory	1,091,000	994,000
Accounts receivable	3,152,000	3,007,000
Allowance for doubtful debts	(252,000)	(232,000)
Prepaid insurance	135,000	126,000
Vehicle	3,152,000	3,152,000
Accumulated depreciation - Vehicle	(1,891,200)	(1,418,400)
Buildings	1,940,000	1,940,000
Accumulated depreciation - Buildings	(776,000)	(698,000)
Land	1,212,000	1,212,000
Patents	485,000	485,000
Deferred tax asset	?	71,760
Liabilities
Accounts payable	1,843,000	1,649,000
Provision for maintenance	388,000	291,000
Provision for warranties	266,000	194,000
Service revenue received in advance	169,000	121,000
Deferred tax liability	?	0
Additional Information:
Service revenue is tax assessable when it is received in cash
Prize money is not tax assessable
Doubtful debts are tax deductible when the company actually incurs bad debts/write off
For accounting purpose, the vehicle is depreciated using the annual straight line method at a rate of:		15%
For tax purpose, however, the vehicle is depreciated using the annual straight line method at a rate of:		20%
Depreciation of buildings is not allowed as tax deductions and patents are not tax assesable
Warranties are tax deductible when they are paid in cash to affected customers
insurance expense and maintenance expense are tax deductible when paid in cash
Government issued fine is not allowed as tax deduction
Assume a tax rate for the financial years ending 30 June 2019 and 2020 to be:		30%
Required:
Assume that by 1 December 2020 there was a change in tax rate to:		27.50%
With reference to AASB112 Income Taxes, discuss the accounting treatment of the deferred tax asset and deferred tax liability
balances as at 1 December 2020 following a lower tax threshold for the 2020-2021 financial year.
Prepare the journal entries to record the effect of change in tax rate.