=IF(DB_KILOMETERS>25000,
	PRODUCT(Total_Kilometers_1,BAND_4),
	IF(DB_KILOMETERS>5500,
		IF(Annual_Total_Kilometers>25000,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,25000),BAND_4),PRODUCT(MINUS(25000,DB_KILOMETERS),BAND_3)),
			PRODUCT(Total_Kilometers_1,BAND_3)),
	IF(DB_KILOMETERS>1500,
		IF(Annual_Total_Kilometers >25000,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,25000),BAND_4),PRODUCT(19500,BAND_3),PRODUCT(MINUS(5500,DB_KILOMETERS),BAND_2)),
		IF(Annual_Total_Kilometers > 5500,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,5500),BAND_3),PRODUCT(MINUS(5500, DB_KILOMETERS))),
			PRODUCT(Total_Kilometers_1,BAND_2))),
	IF(DB_KILOMETERS>0,
		IF(Annual_Total_Kilometers>25000,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,25000),BAND_4),PRODUCT(19500,BAND_3),PRODUCT(4000,BAND_2)PRODUCT(MINUS(1500,DB_KILOMETERS),BAND_1)),
		IF(Annual_Total_Kilometers>5500,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,5500),BAND_3),PRODUCT(4000,BAND_2),PRODUCT(MINUS(1500,DB_KILOMETERS),BAND_1)),
		IF(Annual_Total_Kilometers>1500,
			SUM(PRODUCT(MINUS(Annual_Total_Kilometers,1500),BAND_2),PRODUCT(MINUS(1500,DB_KILOMETERS),BAND_1)),
			PRODUCT(Total_Kilometers_1,BAND_1))
		)
		)
		0
	)
	)
	)
)