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USCG and IMO Certificates
USCG TYPE II APPROVED MSD
MODELS
USCG NUMBER
EXPIRATION
SMSD-100
159.015/9911/0
MAY 3, 2027
SMSD-200
159.015/9912/0
MAY 3, 2027
SMSD-300
159.015/9913/0
MAY 3, 2027
SMSD-400
159.015/9914/0
MAY 3, 2027
SMSD-500
159.015/9915/0
MAY 3, 2027
SMSD-750
159.015/9916/0
MAY 3, 2027
SMSD-1000
159.015/9917/0
MAY 3, 2027
SMSD-1500
159.015/9918/0
MAY 3, 2027
SMSD-2000
159.015/9919/0
MAY 3, 2027
SMSD-2500
159.015/9920/0
MAY 3, 2027
SMSD-3000
159.015/9921/0
MAY 3, 2027
SMSD-3500
159.015/9922/0
MAY 3, 2027
SMSD-4000
159.015/9923/0
MAY 3, 2027
SMSD-4500
159.015/9924/0
MAY 3, 2027
SMSD-5000
159.015/9925/0
MAY 3, 2027
SMSD-5500
159.015/9926/0
MAY 3, 2027
SMSD-6000
159.015/9927/0
MAY 3, 2027
SMSD-7000
159.015/9928/0
MAY 3, 2027
SMSD-8000
159.015/9929/0
MAY 3, 2027
SMSD-8500
159.015/9930/0
MAY 3, 2027
USCG APPROVED TYPE II MSD
MODELS
USCG NUMBER
EXPIRATION
SMSD 100 RTF, 200 RTF, 300 RTF, 400 RTF, 500 RTF, 750 RTF, 1000 RTF & 1500 RTF
159.015/10000/0
June 02, 2026
USCG APPROVED TYPE II MSD
CUSTOM MANUFACTURED PLASTIC
MODELS
USCG NUMBER
EXPIRATION
SMSD-40-CMP
159.015/10012/0
APRIL 8, 2027
SMSD-70-CMP
159.015/10013/0
APRIL 8, 2027
IMO Res. MEPC. 227(64) APPROVED SEWAGE TREATMENT PLANT
MODELS
USCG NUMBER
EXPIRATION
SHSTP 100, 200, 300, 400, 500, 750 & 1000
159.015/10172/0
JUNE 02, 2026
SHSTP 1500, 2000, 2500, 3000, 3500, 4000, 4500 & 5000
159.015/10173/0
JUNE 21, 2026
SHSTP 5500, 6000, 7000, 8000, 8500 & 10000
159.015/10174/0
JUNE 21, 2026
STATE OF LOUISIANA
LIMITED USE SYSTEM (CAMP and/or HOUSEBOAT)
PRODUCT APPROVAL - PART XIII (SEWAGE DISPOSAL) LOUISIANA SANITARY CODE
MODELS
SMSD 300 MSD
Sea Horse Manufacturing
American Owned and Operated Since 2003.