Construction unions and trade unions in other sectors with similar employment patterns have faced a ban on closed shops by banning store closures by using exclusive rental buildings as a means of controlling labour supply. Such exclusive rental halls do not require, strictly and formally, union affiliation as a condition of employment, but they do so in practice, because a worker who wishes to be sent to work by the union`s hiring room must pay union dues or an equivalent fee for the hiring room. If the rental hall is operated indiscriminately and adheres to clearly stated promotion and shipping standards, it is legal. Among these three types of unionization agreements, the agency`s enterprise agreement allows for the greatest possible flexibility. Workers may choose not to remain members of the indicated union as long as they pay the necessary taxes to the union. In some cases, unions have a monopoly on a certain industry and companies in that sector. If that is the case, all businesses in an area must hire union workers, and they call it a „closed business.” By the 1930s, the closed store had become a generally negotiated agreement for the protection of labor organizations. These and other methods have been known as „union security.” Less extreme than the closed store is the union shop where the employer can hire a worker who is not unionized if the new employee joins the union within a specified time frame. The membership maintenance agreements stipulate that all workers in a company who are members of a union at any given time and who do not renounce their affiliation within a „flight period” must remain members of the union for the duration of the agreement; Otherwise, they will be laid off from their jobs. An agency shop is even more open than the union shop: although employees are obliged to pay sums equal to union dues, they are not obliged to join the union. In the United States, there are many detailed variations of these union agreements.

In countries where the „right to work” applies, such trade union agreements are not applicable. Because there are many safeguards for both employers and workers, it is very difficult to enforce store contracts on both sides of the agreement. Shop syndicate agreements are less intense than store contracts because they allow companies to hire people who are not members of a particular union. However, they require the company to bring in anyone they recruit into a particular union before some time has elapsed since the date of employment. These periods are normally set 30 days after the recruitment date. A union attempting to impose a closed store through union actions loses the immunity of legal action that it would otherwise have if the complaint were in favour of a commercial dispute. Also known as pre-open store contracts, store contracts are entered into to protect union workers. Under this type of agreement, a particular company may require all of its employees to be part of a particular union or union. In Article 11 of the European Convention on Human Rights, the European Court of Human Rights provided in Seensen and Rasmussen/Denmark (2006) for „a negative right of association or, in other words, a right of non-membership of an association.” As a result, closed transactions are illegal under section 11 of the agreement. n. a company that will only hire union members of their choice or in agreement with unions, whereas the Labour Management Act prohibits closed business practices.

A „union shop” is a company in which the majority of workers voted to designate a union as their certified bargaining partner. All forms of closed trade in the UK are illegal after the introduction of the Employment Act in 1990. They were established pursuant to Section 137 (1) (a) of the Trade Union and Labour Relations (Consolidation) Act 1992 (c.