diff --git a/physics/GFS_rrtmgp_gas_optics.F90 b/physics/GFS_rrtmgp_gas_optics.F90
deleted file mode 100644
index 9eff6567c..000000000
--- a/physics/GFS_rrtmgp_gas_optics.F90
+++ /dev/null
@@ -1,70 +0,0 @@
-module GFS_rrtmgp_gas_optics
-  use machine,      only: kind_phys
-  use GFS_typedefs, only: GFS_control_type,GFS_radtend_type
-
-  public GFS_rrtmgp_gas_optics_init,GFS_rrtmgp_gas_optics_run,GFS_rrtmgp_gas_optics_finalize
-contains
-  
-  ! #########################################################################################
-  ! SUBROUTINE GFS_rrtmgp_gas_optics_init()
-  ! #########################################################################################
-!! \section arg_table_GFS_rrtmgp_gas_optics_init
-!! \htmlinclude GFS_rrtmgp_gas_optics.html
-!!
-  subroutine GFS_rrtmgp_gas_optics_init(Model, Radtend, errmsg, errflg)
-    ! Inputs
-    type(GFS_control_type), intent(in) :: &
-         Model      ! DDT containing model control parameters
-   type(GFS_radtend_type), intent(inout) :: &
-        Radtend     ! Fortran DDT containing FV3-GFS radiation tendencies 
-    ! Outputs
-    character(len=*), intent(out) :: &
-         errmsg     ! Error message
-    integer, intent(out) :: &  
-         errflg     ! Error flag
-
-    ! Local variables
-    character(len=1) :: tempstr
-    integer :: ij, count
-    integer,dimension(Model%ngases,2) :: gasIndices
-
-    ! Initialize
-    errmsg = ''
-    errflg = 0
-
-    ! Which gases are active? Provided via physics namelist.
-    if (len(Model%active_gases) .gt. 0) then
-
-       ! Pull out gas names from list...
-       ! First grab indices in character array corresponding to start:end of gas name.
-       gasIndices(1,1)=1
-       count=1
-       do ij=1,len(Model%active_gases)
-          tempstr=trim(Model%active_gases(ij:ij))
-          if (tempstr .eq. '_') then
-             gasIndices(count,2)=ij-1
-             gasIndices(count+1,1)=ij+1
-             count=count+1
-          endif
-       enddo
-       gasIndices(Model%ngases,2)=len(trim(Model%active_gases))
-       ! Now extract the gas names
-       do ij=1,Model%ngases
-          Radtend%active_gases(ij) = Model%active_gases(gasIndices(ij,1):gasIndices(ij,2))
-       enddo
-    endif
-  end subroutine GFS_rrtmgp_gas_optics_init
-
-  ! #########################################################################################
-  ! SUBROUTINE GFS_rrtmgp_gas_optics_run
-  ! #########################################################################################
-  subroutine GFS_rrtmgp_gas_optics_run()
-  end subroutine GFS_rrtmgp_gas_optics_run
-
-  ! #########################################################################################
-  ! SUBROUTINE GFS_rrtmgp_gas_optics_finalize
-  ! #########################################################################################
-  subroutine GFS_rrtmgp_gas_optics_finalize()
-  end subroutine GFS_rrtmgp_gas_optics_finalize
- 
-end module GFS_rrtmgp_gas_optics
diff --git a/physics/GFS_rrtmgp_gas_optics.meta b/physics/GFS_rrtmgp_gas_optics.meta
deleted file mode 100644
index 3179ce484..000000000
--- a/physics/GFS_rrtmgp_gas_optics.meta
+++ /dev/null
@@ -1,46 +0,0 @@
-[ccpp-arg-table]
-  name = GFS_rrtmgp_gas_optics_init
-  type = scheme
-[Model]
-  standard_name = GFS_control_type_instance
-  long_name = instance of derived type GFS_control_type
-  units = DDT
-  dimensions = ()
-  type = GFS_control_type
-  intent = in
-  optional = F
-[Radtend]
-  standard_name = GFS_radtend_type_instance
-  long_name = instance of derived type GFS_radtend_type
-  units = DDT
-  dimensions = ()
-  type = GFS_radtend_type
-  intent = inout
-  optional = F
-[errmsg]
-  standard_name = ccpp_error_message
-  long_name = error message for error handling in CCPP
-  units = none
-  dimensions = ()
-  type = character
-  kind = len=*
-  intent = out
-  optional = F
-[errflg]
-  standard_name = ccpp_error_flag
-  long_name = error flag for error handling in CCPP
-  units = flag
-  dimensions = ()
-  type = integer
-  intent = out
-  optional = F
-
-########################################################################
-[ccpp-arg-table]
-  name = GFS_rrtmgp_gas_optics_run
-  type = scheme
-
-########################################################################
-[ccpp-arg-table]
-  name = GFS_rrtmgp_gas_optics_finalize
-  type = scheme
\ No newline at end of file