An immediate family member is a defined group of relations used in rules or laws to determine which members of a persons family are affected by those rules. It usually includes a persons parents, siblings, spouse, and children. The exact meaning of "immediate family" can vary depending on the context and the law or organization that defines it. For example, in California, for purposes of subdivision of Labor Code Section 2066, "immediate family member" means spouse, domestic partner, cohabitant, child, stepchild, grandchild, parent, stepparent, mother-in-law, father-in-law, son-in-law, daughter-in-law, grandparent, great grandparent, brother, sister, half-brother, half-sister, stepsibling, brother-in-law. In general, the definition of an immediate family can affect whether a person can use paid or unpaid leave to care for a sick family member or attend a funeral, and it can restrict some financial transactions, especially those involving the stock market.