Lord Mackay's worry that this would increase the cost of litigation was also considered; under Pepper, every lawyer must go through every word said in both Houses of Parliament and in the various committees to ensure that they are giving the best advice to their client.
Kekhawatiran Lord Mackay bahwa keputusan ini dapat menambah biaya litigasi juga dipertimbangkan; berdasarkan kasus Pepper, setiap pengacara harus melihat semua perkataan yang diutarakan di parlemen untuk memastikan bahwa mereka memberi nasihat terbaik kepada klien mereka.