The ABC Coal Company has two accounting problems:

a. The company is about to develop a strip mining field. It is estimated that at the completion of the mining operation in ten years, it will cost the firm $10,000,000 to place the land back into an acceptable condition to conform with state legislation. How should the company treat the cost of replacing the land?

b. The company has installed an electronic computer that has an estimated useful life of six years. It is estimated that it would cost $200,000 to remove the computer when it is to be replaced. How should the company treat the cost of removing the computer?