Requirment WHT Tax calculate in range but total annual tax amount divided into 12 installment

Requirment WithHolding Tax deduct in range but total annual tax amount divided into 12 installment

Problem Description

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There is business requirement that if any rented supplier is paid 50,000 monthly then total yearly taxable amount will 600,000

Rent Slab is range is

0-300,000 is exempt rate 0%

300,000 to 6,0000 rate 5%

Annual Total tax will be

300,000 ---------> 0

300,000 ----------> 300,000*5/100 = 15000

On every month tax must be deducted

15,0000 /12 = 1250

It means on each month 1250 will be charge to the supplier . How it will be covered in standard as rented property tax deduct in such a way

or is there any alternative .