IRP may mean any of the following in:

Science and technology

Integration Reference Point Integration may refer to: Biology *Multisensory integration *Path integration * Pre-integration complex, viral genetic material used to insert a viral genome into a host genome *DNA integration, by means of site-specific recombinase technology, ...

in telecommunications * NIH Intramural Research Program * I/O request packet, in Microsoft Windows * Iron Removal Plant, in water treatment * Iron-responsive element-binding protein or iron regulatory protein

Political and international organizations

* Initiative of the Republic of Poland, a former Polish political party *

International Recovery Platform The International Recovery Platform (IRP) is a joint initiative of United Nations agencies, international financial institutions, national and local governments, and non-governmental organizations engaged in disaster recovery. IRP was founded in 20 ...

, a joint initiative of United Nations agencies, international financial institutions, national and local governments, and non-governmental organizations engaged in disaster recovery * Institute of Revolutionary Practice, educational institution affiliated with the Kuomintang *

International Registration Plan The International Registration Plan (IRP) is a registration reciprocity agreement between the contiguous United States and Canadian provinces, which provides apportioned payments of registration fees, based on the total distance operated in par ...

of transportation carriers in North America * The

International Reporting Project The International Reporting Project, headquartered at New America, funds independent journalistic coverage of under-reported events around the world. The program was created in 1998 as one of the early examples of the non-profit journalism moveme ...

, funds independent journalistic coverage * International Resource Panel, for sustainable use of natural resources * International Responsa Project, a Schlesinger Institute project concerning medical issues and Jewish law * Islamic Renaissance Party of Tajikistan * Islamic Republic of Pakistan * Islamic Republic Party, former Iranian political party

Other

* IRP, IATA code for Matari Airport * Irp.,

Irpinian dialect The Irpinian dialect, or Irpino, is the dialect of Neapolitan language spoken in almost all of the comuni in the Province of Avellino in the Italian region of Campania. It differs from other varieties in certain phrases, pronunciation and the ...

* Indianapolis Raceway Park, a short track in Indianapolis, Indiana * Individual'nyi Ratsion Pitaniya (IRP) (Индивидуальный рацион питания (ИРП)), Russian military rations * Integrated Rail Plan for the North and Midlands, UK government plan for its railways *

Integrated Resource Plan Integration may refer to: Biology *Multisensory integration *Path integration * Pre-integration complex, viral genetic material used to insert a viral genome into a host genome *DNA integration, by means of site-specific recombinase technology, ...

, used in South Africa and by United States energy utilities {{disambiguation