3214.10.00
Glazier's putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings
This code covers glazier's putty, resin cements, caulking compounds, and other mastics, as well as painter’s fillings. Use this code for these surfacing preparations and mastics – duty is generally 3.7%, but may be free for goods from eligible countries with which the US has trade agreements, as detailed in the chapter notes.

Detailed information for HTS Code 3214.10.00
This tariff classification covers preparations like glaziers’ putty, resin cements, and caulking compounds, falling within the broader category of paints, varnishes, and similar preparations. Specifically, code 3214.10.00 details these mastics and painters' fillings used for sealing, filling gaps, or surface preparation. Subdivisions further specify the type of mastic—caulking compounds (3214.10.00.10), other mastics (3214.10.00.20), or painters’ fillings (3214.10.00.90)—and you should select the appropriate statistical suffix based on the specific product composition. Note that this classification excludes asphalt-based mastics and certain chemically defined compounds, as detailed in the chapter notes.
| Chapter | Chapter 32 - Tanning or dyeing extracts; dyes, pigments, paints, varnishes, putty and mastics |
| Section | Section VI - Products of the Chemical or Allied Industries |
Duty snapshot
Quick reference for the duty outcomes tied to this HTS line.
3.70%
Standard trade partners (NTR)
Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Eligible FTA or preference programs
The general duty rate for HTS code 3214.10.00 and its subdivisions (3214.10.00.10, 3214.10.00.20, and 3214.10.00.90) is 3.70%, applicable to goods not qualifying for special rates. Several countries (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG) have a special duty rate of Free under eligible FTA or preference programs. All goods under this HTS code and its subdivisions are to be reported in kilograms (kg). There is no specified duty rate for other countries.
Rate of Duty (Column 2): 20%
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Code subdivisions
3214.10.00.10
Glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings; nonrefractory surfacing preparations for facades, indoor walls, floors, ceilings or the like: > Glazier's putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings > Mastics: > Caulking compounds
3214.10.00.20
Glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings; nonrefractory surfacing preparations for facades, indoor walls, floors, ceilings or the like: > Glazier's putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings > Mastics: > Other
3214.10.00.90
Glaziers' putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings; nonrefractory surfacing preparations for facades, indoor walls, floors, ceilings or the like: > Glazier's putty, grafting putty, resin cements, caulking compounds and other mastics; painters' fillings > Painters' fillings
Chapter & section notes
Chapter notes
Section notes
Latest update
Last updated
November 15, 2025
Revised every January & July
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