ILS

ILS or ils may refer to:

Organizations

 * ILS Law College, of the Indian Law Society
 * International Launch Services
 * International Life Saving Federation
 * International Lenin School

Science and technology

 * Instrument landing system, for aircraft
 * Integrated library system, an enterprise resource planning system for libraries
 * Iterated local search, in computing
 * Internet Locator Server, for Microsoft NetMeeting
 * Integrated logistics support, in systems engineering

Medicine

 * Intermediate Life Support, a level of training in emergency/prehospital medical care

Business and military

 * Inventory Locator Service, LLC, a digital aviation warehouse company
 * ILS (company), a Finnish engineering company

Finance

 * Insurance-Linked Securities (ILS)
 * Israeli new shekel, ISO 4217 currency code

Other uses

 * Inscriptiones Latinae Selectae, a book of Latin inscriptions
 * Ils (musician)
 * Them (2006 film) (French: Ils), a French horror film