The responsibility for the registration and inspection of septic tanks will remain a function of the Local Authorities below.

Local Authority Email Phone
Carlow County Council secretar@carlowcoco.ie 059 917 0300
Cavan County Council info@cavancoco.ie 049 437 8300
Clare County Council customerservices@clarecoco.ie 065 682 1616
Cork City Council waterservices@corkcity.ie 021 492 4000
Cork County Council environ@corkcoco.ie 021 427 6891
Donegal County Council info@donegalcoco.ie 074 915 3900
Dublin City Council customerservices@dublincity.ie 01 222 2222
Dun Laoghaire/Rathdown County Council info@dlrcoco.ie 01 205 4700
Fingal County Council customercareunit@fingal.ie 01 890 5000
Galway City Council customerservice@galwaycity.ie 091 536 400
Galway County Council customerservices@galwaycoco.ie 091 509 000
Kerry County Council info@kerrycoco.ie 066 718 3500
Kildare County Council customercare@kildarecoco.ie 045 980 200
Kilkenny County Council secretar@kilkennycoco.ie 056 779 4000
Laois County Council environmentadmin@laoiscoco.ie 057 866 4000
Leitrim County Council customerservices@leitrimcoco.ie 071 962 0005
Limerick City and County Council customerservices@limerick.ie 061 556 000
Longford County Council info@longfordcoco.ie 043 334 3300
Louth County Council info@louthcoco.ie 1890 20 23 03
Mayo County Council waterservices@mayococo.ie 094 902 4444
Meath County Council customerservice@meathcoco.ie 046 909 7000
Monaghan County Council info@monaghancoco.ie 047 30500
Offaly County Council webmaster@offalycoco.ie 057 934 6800
Roscommon County Council info@roscommoncoco.ie 090 663 7100
Sligo County Council info@sligococo.ie 071 911 1111
South Dublin County Council info@sdublincoco.ie 01 414 9000
Tipperary County Council customerservices@tipperarycoco.ie 076 106 5000
Waterford City and County Council contact@waterfordcouncil.ie 076 110 2020
Westmeath County Council Secretar@westmeathcoco.ie 044 933 2000
Wexford County Council customerservice@wexfordcoco.ie 053 919 6000
Wicklow County Council corporate@wicklowcoco.ie 040 420 100
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