http://www.legislation.gov.uk/nisi/1987/936/article/21/made

The Industrial Relations (Northern Ireland) Order 1987

Trade unions

Employment relations

Government Printer for Northern Ireland

2015-12-10

NORTHERN IRELAND

This Order makes miscellaneous amendments to the law relating to workers, employers, trade unions and employers' associations. It requires companies to include a statement about employee involvement in their annual report, amends the law relating to unfair dismissal and action short of dismissal, renders void any clause in a commercial contract which requires the use of union or non-union labour or which requires recognition of a trade union, makes provision for civil proceedings by and against trade unions and employers' associations and abolishes certain trade union immunities.