diff --git a/cime_config/config_component_cesm.xml b/cime_config/config_component_cesm.xml
index a1981482..4dd12e1e 100644
--- a/cime_config/config_component_cesm.xml
+++ b/cime_config/config_component_cesm.xml
@@ -141,6 +141,54 @@
     </desc>
   </entry>
 
+  <entry id="DMS_EMIS_OCN">
+    <type>logical</type>
+    <default_value>FALSE</default_value>
+    <valid_values>TRUE,FALSE</valid_values>
+    <group>run_coupling</group>
+    <file>env_run.xml</file>
+    <desc>
+      Activates DMS fluxes to be sent from ocn to atm.
+      Currently this is only available with BLOM ocean component.
+    </desc>
+  </entry>
+
+  <entry id="BRF_EMIS_OCN">
+    <type>logical</type>
+    <default_value>FALSE</default_value>
+    <valid_values>TRUE,FALSE</valid_values>
+    <group>run_coupling</group>
+    <file>env_run.xml</file>
+    <desc>
+      Activates Bromoform fluxes to be sent from ocn to atm.
+      Currently this is only available with BLOM ocean component.
+    </desc>
+  </entry>
+
+  <entry id="N2O_EMIS_OCN">
+    <type>logical</type>
+    <default_value>FALSE</default_value>
+    <valid_values>TRUE,FALSE</valid_values>
+    <group>run_coupling</group>
+    <file>env_run.xml</file>
+    <desc>
+      Activates N2O fluxes to be sent from ocn to atm.
+      Currently this is only available with BLOM ocean component.
+    </desc>
+  </entry>
+
+  <entry id="NH3_EMIS_OCN">
+    <type>logical</type>
+    <default_value>FALSE</default_value>
+    <valid_values>TRUE,FALSE</valid_values>
+    <group>run_coupling</group>
+    <file>env_run.xml</file>
+    <desc>
+      Activates NH3 fluxes to be sent from ocn to atm.
+      Currently this is only available with BLOM ocean component.
+    </desc>
+  </entry>
+
   <entry id="CPL_USER_MODS">
     <type>char</type>
     <valid_values></valid_values>
@@ -190,14 +238,15 @@
       <!-- =================================================== -->
       <value compset="_DATM.*_DICE.*_POP2">24</value>
       <value compset="_DATM.*_DICE.*_MOM6">24</value>
-      <!-- TODO: currently a NUOPC runseqence cannot be generated with the ATM_NCPL < OCN_NCPL - as is the case -->
-      <!-- with the POP2 C compset run sequence - for now will set these to be the same as MOM6 -->
+      <value compset="_DATM.*_DICE.*_BLOM">24</value>
+      <!-- NOTE: currently a NUOPC runseqence cannot be generated with the ATM_NCPL < OCN_NCPL -->
       <!-- =================================================== -->
       <!-- G compsets -->
       <!-- =================================================== -->
       <value compset="_DATM.*_SLND.*_CICE.*_POP2">24</value>
       <value compset="_DATM.*_SLND.*_CICE.*_POP2" grid="oi%tx0.1v3">144</value>
       <value compset="_DATM.*_SLND.*_CICE.*_MOM6">24</value>
+      <value compset="_DATM.*_SLND.*_CICE.*_BLOM">24</value>
       <value compset="_DATM.*_CICE.*_DOCN">24</value>
       <!-- =================================================== -->
       <!-- C/G compsets -->
@@ -205,6 +254,7 @@
       <value compset="_DATM.*_DOCN%US20">24</value>
       <value compset="_DATM%CPLHIST.+POP\d">48</value>
       <value compset="_DATM%CPLHIST.+MOM\d">48</value>
+      <value compset="_DATM%CPLHIST.+BLOM\d">48</value>
       <!-- =================================================== -->
       <!-- atm dependent resolutions (primarily CAM) -->
       <!-- =================================================== -->
@@ -279,6 +329,7 @@
     <default_value>$ATM_NCPL</default_value>
     <values match="last">
       <value compset="_MOM6">24</value>
+      <value compset="_BLOM">24</value>
       <value compset="_POP2" grid="oi%gx3v7">1</value>
       <value compset="_POP2" grid="oi%gx1v6">24</value>
       <value compset="_POP2" grid="oi%gx1v7">24</value>
@@ -303,6 +354,7 @@
       <value compset="_SGLC">$ATM_NCPL</value>
       <value compset="_XGLC">$ATM_NCPL</value>
       <value compset="_MOM6">1</value>
+      <value compset="_BLOM">1</value>
     </values>
     <group>run_coupling</group>
     <file>env_run.xml</file>
@@ -336,11 +388,13 @@
     <values match="last">
       <value compset="_DATM.*_POP2.*_DROF" grid="oi%gx3v7">1</value>
       <value compset="_DATM.*_MOM6.*_DROF"        >$ATM_NCPL</value>
+      <value compset="_DATM.*_BLOM.*_DROF"        >$ATM_NCPL</value>
       <value compset="_DATM.*_DOCN%SOM"           >$ATM_NCPL</value>
       <value compset="_DATM.*_SLND.*_DICE.*_DOCN" >$ATM_NCPL</value>
       <value compset="_MIZUROUTE_"                >1</value>
       <value compset="_DATM%CPLHIST.+POP\d"       >8</value>
       <value compset="_DATM%CPLHIST.+MOM\d"       >8</value>
+      <value compset="_DATM%CPLHIST.+BLOM\d"      >8</value>
       <value compset="_XATM.*_XLND.*_XICE.*_XOCN" >$ATM_NCPL</value>
       <value compset="_DLND.*_CISM\d"             >1</value>
       <value compset="_XROF"                      >$ATM_NCPL</value>
@@ -372,13 +426,14 @@
     <values match="last">
       <value compset="DATM.+POP\d">TRUE</value>
       <value compset="DATM.+MOM\d">TRUE</value>
+      <value compset="DATM.+BLOM\d">TRUE</value>
       <value compset="DATM.+DOCN%IAF">TRUE</value>
       <value compset="DATM%CPLHIST.+POP\d">FALSE</value>
     </values>
     <group>run_component_cpl</group>
     <file>env_run.xml</file>
     <desc>
-      Only used for compsets with DATM and POP (currently C, G and J):
+      Only used for compsets with DATM and [POP or MOM] (currently C, G and J):
       If true, compute albedos to work with daily avg SW down
       If false (default), albedos are computed with the assumption that downward
       solar radiation from the atm component has a diurnal cycle and zenith-angle
@@ -419,14 +474,15 @@
     <valid_values>TIGHT,OPTION1,OPTION2</valid_values>
     <default_value>TIGHT</default_value>
     <values match="last">
-      <value compset="_DATM.*_DOCN%SOM"			>OPTION2</value>
-      <value compset="_POP2"				>OPTION2</value>
-      <value compset="_MOM6"				>OPTION1</value>
-      <value compset="_POP2" grid="oi%gx1v6"		>OPTION1</value>
-      <value compset="_POP2" grid="oi%gx1v7"		>OPTION1</value>
+      <value compset="_DATM.*_DOCN%SOM"               >OPTION2</value>
+      <value compset="_POP2"                          >OPTION2</value>
+      <value compset="_MOM6"                          >OPTION1</value>
+      <value compset="_BLOM"                          >OPTION1</value>
+      <value compset="_POP2" grid="oi%gx1v6"          >OPTION1</value>
+      <value compset="_POP2" grid="oi%gx1v7"          >OPTION1</value>
       <value compset="_DATM%NYF.*_SLND.*_DICE.*_DOCN"	>OPTION2</value>
-      <value compset="_XATM.*_XLND.*_XICE.*_XOCN"	>OPTION2</value>
-      <value compset="_SOCN"				>OPTION2</value>
+      <value compset="_XATM.*_XLND.*_XICE.*_XOCN"     >OPTION2</value>
+      <value compset="_SOCN"                          >OPTION2</value>
     </values>
     <group>run_coupling</group>
     <file>env_run.xml</file>
@@ -482,7 +538,9 @@
     <values match="last">
       <value compset="DATM.*_POP\d">TRUE</value>
       <value compset="DATM.*_MOM\d">TRUE</value>
+      <value compset="DATM.*_BLOM\d">TRUE</value>
       <value compset="CAM.*_MOM\d">TRUE</value>
+      <value compset="CAM.*_BLOM\d">TRUE</value>
       <value compset="CAM.*_POP\d">TRUE</value>
       <value compset="CAM.*_DOCN%SOM">TRUE</value>
     </values>
diff --git a/cime_config/namelist_definition_drv.xml b/cime_config/namelist_definition_drv.xml
index 165e34f4..222a15b2 100644
--- a/cime_config/namelist_definition_drv.xml
+++ b/cime_config/namelist_definition_drv.xml
@@ -2426,6 +2426,54 @@
     </values>
   </entry>
 
+  <entry id="flds_dms" modify_via_xml="DMS_EMIS_OCN">
+    <type>logical</type>
+    <category>flds</category>
+    <group>ALLCOMP_attributes</group>
+    <desc>
+      Pass DMS from OCN to ATM component
+    </desc>
+    <values>
+      <value>.false.</value>
+    </values>
+  </entry>
+
+  <entry id="flds_brf" modify_via_xml="BRF_EMIS_OCN">
+    <type>logical</type>
+    <category>flds</category>
+    <group>ALLCOMP_attributes</group>
+    <desc>
+      Pass Bromoform from OCN to ATM component
+    </desc>
+    <values>
+      <value>.false.</value>
+    </values>
+  </entry>
+
+  <entry id="flds_n2o" modify_via_xml="N2O_EMIS_OCN">
+    <type>logical</type>
+    <category>flds</category>
+    <group>ALLCOMP_attributes</group>
+    <desc>
+      Pass N2O from OCN to ATM component
+    </desc>
+    <values>
+      <value>.false.</value>
+    </values>
+  </entry>
+
+  <entry id="flds_nh3" modify_via_xml="NH3_EMIS_OCN">
+    <type>logical</type>
+    <category>flds</category>
+    <group>ALLCOMP_attributes</group>
+    <desc>
+      Pass NH3 from OCN to ATM component
+    </desc>
+    <values>
+      <value>.false.</value>
+    </values>
+  </entry>
+
   <entry id="flds_bgc_oi">
     <type>logical</type>
     <category>seq_flds</category>
diff --git a/mediator/esmFldsExchange_cesm_mod.F90 b/mediator/esmFldsExchange_cesm_mod.F90
index 7055fdf7..f6d98c22 100644
--- a/mediator/esmFldsExchange_cesm_mod.F90
+++ b/mediator/esmFldsExchange_cesm_mod.F90
@@ -3322,7 +3322,7 @@ subroutine esmFldsExchange_cesm(gcomp, phase, rc)
     !-----------------------------
     ! to glc: from ocn
     !-----------------------------
-    if (is_local%wrap%ocn2glc_coupling) then
+    if (ocn2glc_coupling) then
        if (phase == 'advertise') then
           call addfld_from(compocn, 'So_t_depth')
           call addfld_from(compocn, 'So_s_depth')