diff --git a/src/modules/mesh/moduleMesh.f90 b/src/modules/mesh/moduleMesh.f90
index 6cc48ee..d27c1db 100644
--- a/src/modules/mesh/moduleMesh.f90
+++ b/src/modules/mesh/moduleMesh.f90
@@ -990,6 +990,7 @@ MODULE moduleMesh
   end interface
 
   ! Extended types
+  ! Dirichlet: Constant potential value
   TYPE, EXTENDS(boundaryEMGeneric):: boundaryEMDirichlet
     REAL(8):: potential
     CONTAINS
@@ -1016,6 +1017,7 @@ MODULE moduleMesh
 
   end interface
 
+  ! Dirichlet time: time-dependent potential value
   TYPE, EXTENDS(boundaryEMGeneric):: boundaryEMDirichletTime
     real(8):: potential
     real(8):: timeFactor
@@ -1044,6 +1046,33 @@ MODULE moduleMesh
 
   end interface
 
+  ! Floating: Floating surface, ie, zero net current
+  type, extends(boundaryEMGeneric):: boundaryEMFloating
+    real(8):: potential
+    contains
+      ! boundaryEMGeneric DEFERRED PROCEDURES
+      procedure, pass:: apply => applyFloating
+
+  end type boundaryEMFloating
+
+  interface
+    module subroutine initFloating(self, config, object)
+      use json_module
+
+      class(boundaryEMGeneric), allocatable, intent(inout):: self
+      type(json_file), intent(inout):: config
+      character(:), allocatable, intent(in):: object
+
+    end subroutine initFloating
+
+    module subroutine applyFloating(self, vectorF)
+      class(boundaryEMFloating), intent(in):: self
+      real(8), intent(inout):: vectorF(:)
+
+    end subroutine applyFloating
+
+  end interface
+
   ! Container for boundary conditions
   TYPE:: boundaryEMCont
     CLASS(boundaryEMGeneric), ALLOCATABLE:: obj
diff --git a/src/modules/mesh/moduleMesh@boundaryEM.f90 b/src/modules/mesh/moduleMesh@boundaryEM.f90
index 8640d24..5e30627 100644
--- a/src/modules/mesh/moduleMesh@boundaryEM.f90
+++ b/src/modules/mesh/moduleMesh@boundaryEM.f90
@@ -1,30 +1,7 @@
 submodule(moduleMesh) boundaryEM
   CONTAINS
-    module function boundaryEMName_to_Index(boundaryName) result(bp)
-      use moduleErrors
-      implicit none
-
-      character(:), allocatable:: boundaryName
-      integer:: bp
-      integer:: b
-
-      bp = 0
-      do b = 1, nBoundariesEM
-        if (boundaryName == boundariesEM(b)%obj%name) then
-          bp = boundariesEM(b)%obj%n
-
-        end if
-
-      end do
-
-      if (bp == 0) then
-        call criticalError('Boundary ' // boundaryName // ' not found', 'boundaryEMName_to_Index')
-      
-      end if
-    
-    end function boundaryEMName_to_Index
-
-    ! Initialize Dirichlet boundary condition
+    ! Dirichlet boundary condition
+    ! Init
     module SUBROUTINE initDirichlet(self, config, object)
       use json_module
       USE moduleRefParam, ONLY: Volt_ref
@@ -51,7 +28,25 @@ submodule(moduleMesh) boundaryEM
 
     end subroutine initDirichlet
 
-    ! Initialize Dirichlet boundary condition
+    ! Apply
+    module SUBROUTINE applyDirichlet(self, vectorF)
+      USE moduleMesh
+      IMPLICIT NONE
+
+      CLASS(boundaryEMDirichlet), INTENT(in):: self
+      REAL(8), INTENT(inout):: vectorF(:)
+      integer:: n
+
+      DO n = 1, self%nNodes
+        self%nodes(n)%obj%emData%phi  = self%potential
+        vectorF(self%nodes(n)%obj%n)  = self%nodes(n)%obj%emData%phi
+
+      END DO
+
+    END SUBROUTINE applyDirichlet
+
+    ! Dirichlet time-dependent boundary condition
+    ! Init
     module subroutine initDirichletTime(self, config, object)
       use json_module
       use moduleRefParam, ONLY: Volt_ref, ti_ref
@@ -96,24 +91,7 @@ submodule(moduleMesh) boundaryEM
 
     END SUBROUTINE initDirichletTime
 
-    !Apply Dirichlet boundary condition to the poisson equation
-    module SUBROUTINE applyDirichlet(self, vectorF)
-      USE moduleMesh
-      IMPLICIT NONE
-
-      CLASS(boundaryEMDirichlet), INTENT(in):: self
-      REAL(8), INTENT(inout):: vectorF(:)
-      integer:: n
-
-      DO n = 1, self%nNodes
-        self%nodes(n)%obj%emData%phi  = self%potential
-        vectorF(self%nodes(n)%obj%n)  = self%nodes(n)%obj%emData%phi
-
-      END DO
-
-    END SUBROUTINE applyDirichlet
-
-    !Apply Dirichlet boundary condition with time temporal profile
+    ! Apply
     module SUBROUTINE applyDirichletTime(self, vectorF)
       USE moduleMesh
       USE moduleCaseParam, ONLY: timeStep, tauMin
@@ -131,7 +109,8 @@ submodule(moduleMesh) boundaryEM
 
     END SUBROUTINE applyDirichletTime
 
-    module subroutine updateDirichletTime(self)
+    ! Update
+    subroutine updateDirichletTime(self)
       implicit none
 
       class(boundaryEMGeneric), intent(inout):: self
@@ -144,6 +123,90 @@ submodule(moduleMesh) boundaryEM
 
     end subroutine updateDirichletTime
 
+    ! Floating surface
+    ! Init
+    module subroutine initFloating(self, config, object)
+      use json_module
+      use moduleRefParam, only: Volt_ref
+      use moduleErrors
+      implicit none
+
+      class(boundaryEMGeneric), allocatable, intent(inout):: self
+      type(json_file), intent(inout):: config
+      character(:), allocatable, intent(in):: object
+      real(8):: potential
+      logical:: found
+
+      select type(self)
+      type is(boundaryEMFloating)
+        call config%get(object // '.potential', potential, found)
+        if (.not. found) then
+          call criticalError('Required parameter "potential" for Floating boundary condition not found', &
+                             'readBoundaryEM')
+
+        end if
+
+        self%potential = potential / Volt_ref
+
+        self%update => updateFloating
+
+      end select
+
+    end subroutine initFloating
+    
+    ! Apply
+    module subroutine applyFloating(self, vectorF)
+      use moduleMesh
+      implicit none
+
+      class(boundaryEMFloating), intent(in):: self
+      real(8), intent(inout):: vectorF(:)
+      integer:: n
+
+      do n = 1, self%nNodes
+        self%nodes(n)%obj%emData%phi  = self%potential
+        vectorF(self%nodes(n)%obj%n)  = self%nodes(n)%obj%emData%phi
+
+      end do
+
+    end subroutine applyFloating
+
+    ! Update
+    subroutine updateFloating(self)
+      class(boundaryEMGeneric), intent(inout):: self
+      select type(self)
+      type is(boundaryEMFloating)
+
+      end select
+
+    end subroutine updateFloating
+
+    ! Get the index of the boundary based on the name
+    module function boundaryEMName_to_Index(boundaryName) result(bp)
+      use moduleErrors
+      implicit none
+
+      character(:), allocatable:: boundaryName
+      integer:: bp
+      integer:: b
+
+      bp = 0
+      do b = 1, nBoundariesEM
+        if (boundaryName == boundariesEM(b)%obj%name) then
+          bp = boundariesEM(b)%obj%n
+
+        end if
+
+      end do
+
+      if (bp == 0) then
+        call criticalError('Boundary ' // boundaryName // ' not found', 'boundaryEMName_to_Index')
+      
+      end if
+    
+    end function boundaryEMName_to_Index
+
+    ! Update all EM boundaries
     module subroutine boundariesEM_update()
       implicit none