T&P

 Theft & Pilferage

T&S

 Touch & Stay

TBA

 To Be Advised

 To Be Agreed

 To Be Announced

 Tertiary Butyl Alcohol

TBN

 To Be Named

 To Be Nominated

 Total Base Number

TBO

 Time Between Overhauls

TBS

 Talk Between Ships

T/C

 Time Charter

TC

 Time Charter

 Till Countermanded

 Time Closing

 Temperature Coefficient

TCE

 Time Charter Equivalent

TCP

 Time Charter Party

TCT

 Time Charter Trip

TD

 Tween Deck

 Temporarily Discontinued

TDC

 Top Dead Centre

TDW

 Total Deadweight

 Tonnes Deadweight

TDWAT

 Total Deadweight All Told

 Tonnage Deadweight All Told

TE

 Temporarily Extinguished

TEU

 Twenty foot Equivalent Unit

TF

 Tropical Freshwater (loadline)

T&G

 Tongued & Grooved (timber)

THC

 Terminal Handling Charges

TIP

 Taking Inward Pilot

TOFC

 Trailer on Flat Car

TL

 Total Load

 Total Loss

TLO

 Total Loss Only

TLX

 Telex

TM

 Technical Manual

TNSC

 The Thai National Shippers' Council

T/O

 Transfer Order

TOFA

 The Thai Overseas Fisheries Association

TOP

 Taking Outbound Pilot

TOTOCOM

 Total Commission

TOVALOP

 Tanker Owners' Voluntary Agreement Concerning Liability for Oil Pollution

TPC

 Tons Per Centimetre (immersion)

TPD

 Tons Per Day

TPI

 Tons Per Inch

TPT

 Transport

TR

 Ton Registered

TRND

 To Be Renamed

TS

 Thunderstorm

 Tropical Storm

TSA

 Transpacific Stabilisation Agreement

TSCF

 Tanker Structure Co-operative Forum

TST

 Topside Tank

TT

 Turbine Tanker

T/T

 Telegraphic Transfer

TVP

 True Vapour Pressure

TW

 Typhoon Warning

TWA

 Time Weighted Average

TWRA

 Transpacific West-bound Rate Agreement