Federal Act
on the Privileges, Immunities and Facilities and the Financial Subsidies granted by Switzerland as a Host State
(Host State Act, HSA)

An in­ter­na­tion­al con­fer­ence may be ac­cor­ded priv­ileges, im­munit­ies and fa­cil­it­ies if:

a.

it is con­vened un­der the ae­gis of an in­ter­gov­ern­ment­al or­gan­isa­tion, an in­ter­na­tion­al in­sti­tu­tion, a quasi-gov­ern­ment­al in­ter­na­tion­al or­gan­isa­tion, a sec­ret­ari­at or any oth­er body es­tab­lished by an in­ter­na­tion­al treaty, un­der the ae­gis of Switzer­land or at the ini­ti­at­ive of a group of States; and

b.

a ma­jor­ity of par­ti­cipants rep­res­ent States, in­ter­gov­ern­ment­al or­gan­isa­tions, in­ter­na­tion­al in­sti­tu­tions, quasi-gov­ern­ment­al in­ter­na­tion­al or­gan­isa­tions, sec­ret­ari­ats or oth­er bod­ies es­tab­lished by in­ter­na­tion­al treaty.