- IR-13. Fixed wireless access systems (LMDS/FWA) in the 3,400 to 3,600 MHz frequency band. Resolution of 22 November 2005 of the State Secretariat for Telecommunications and the Information Society, publishing the technical requirements of the IR-13 regulated interface for fixed wireless access systems (LMDS/FWA) in the frequency band of 3,400 to 3,600 MHz. (BOE 21/12/2005)
- IR-14. Fixed wireless access systems (LMDS/FWA) in the 24.5 to 26.5 GHz frequency band.Resolution of 22 November 2005 of the State Secretariat for Telecommunications and the Information Society, publishing the technical requirements of the IR-14 regulated interface for fixed wireless access systems (LMDS/FWA) in the 24.5 to 26.5 GHz frequency band. (BOE 21/12/2005)
- IR-15. Fixed wireless access systems (LMDS/FWA) in the 27.5 to 29.5 GHz frequency band. Resolution of 7 April 2006 of the State Secretariat for Telecommunications and the Information Society, publishing the technical requirements of the IR-15 regulated radio interface for fixed wireless access systems (LMDS/FWA) in the frequency band of 27.5 to 29.5 GHz. (BOE 27/04/2006)
- IR-177. Broadband data transmission systems in the 57 to 66 GHz frequency band. Resolution of 30 November 2010 of the State Secretariat for Telecommunications and the Information Society, publishing the technical requirements of the IR-177 regulated radio interface for broadband data transmission systems in the 57 to 66 GHz frequency band. (BOE 20/12/2010). The IR-177 interface was nullified by the Resolution of 22 March 2018 (BOE 13/06/2018), which replaced it with the IR-263, annulled in turn and replaced in 2021 by the IR-268, IR-269 and IR-270 (Resolution of 12 March 2021, BOE 14/06/2021).