It consolidates legislation relating to parliamentary costs.

This section replaces the corresponding provision in section 8 of the House of Commons Costs Taxation Act 1847 and the corresponding provision in section 8 of the House of Lords Costs Taxation Act 1849.

Section 4(1) replaces the corresponding provision in section 8 of the House of Commons Costs Taxation Act 1847 and the corresponding provision in section 8 of the House of Lords Costs Taxation Act 1849.

Section 4(2) replaces the corresponding provision in section 8 of the House of Commons Costs Taxation Act 1847, the corresponding provision in section 8 of the House of Lords Costs Taxation Act 1849 and paragraph 13 of Schedule 2 to the Statute Law (Repeals) Act 1993.

Section 4(3) replaces the corresponding provision in section 8 of the House of Commons Costs Taxation Act 1847 and the corresponding provision in section 8 of the House of Lords Costs Taxation Act 1849.