Tier 1 = Housing Units/apartments of up to 125 square yards (5 Marla) with maximum covered area of up to 850 square feet
Tier 2 = House up to 125 sq yds (5 Marla) or flat/apartment with maximum covered area of 1,250 sq ft
Tier 3 = House up to 250 sq yds (10 Marla) or flat/apartment with maximum covered area of 2,000 sq ft