(i) houses and buildings, 20 years;
(ii) aircraft, trains, ships, machines, machinery and other production equipment, 10 years;
(iii) apparatus, tools, furniture, etc., related to production and business activities, 5 years
(iv) means of transportation other than airplanes, trains and ships, 4 years;
(v) electronic equipment, 3 years.
How do you calculate depreciation for an ambulance? = Original value * (1 - 5% salvage rate) / 4 years of useful life = annual depreciation
Annual depreciation / 12 = monthly depreciation