Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25
2522.20.00 — Slaked lime
Vôi tôi
Unit: kg (kg)
HS code 25222000 covers slaked lime under heading 2522 (quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25), Chapter 25. The MFN import duty is 5%; the lowest FTA rate is 0% under ASEAN - China (ACFTA) (C/O form E required). VAT: 8/10%. Unit of quantity: kg.
MFN import duty
5%
Lowest FTA
0%
ASEAN - China (ACFTA)
VAT
8/10%
Excise / Env. tax
—
Not subject
Import duty comparison across FTA schedules
Full table with legal documents & effective dates
| Tax / Schedule | Rate | Document | Effective |
|---|---|---|---|
| Preferential import duty (MFN) | 5% | 26/2023/NĐ-CP | 15/07/2023 |
| Ordinary import duty | 7.5% | 15/2023/QĐ-TTg | 15/07/2023 |
| ASEAN (ATIGA)(2026) | 0% | 126/2022/NĐ-CP | 30/12/2022 |
| ASEAN - China (ACFTA) | 0% | 118/2022/NĐ-CP | 30/12/2022 |
| ASEAN - Japan (AJCEP)(01/04/2026 - 31/3/2027) | 0% | 120/2022/NĐ-CP | 30/12/2022 |
| Vietnam - Japan (VJEPA)(1/4/2026 - 31/3/2027) | 0% | 124/2022/NĐ-CP | 30/12/2022 |
| ASEAN - Korea (AKFTA) | 0% | 119/2022/NĐ-CP | 30/12/2022 |
| ASEAN - Australia/New Zealand (AANZFTA) | 0% | 121/2022/NĐ-CP | 30/12/2022 |
| ASEAN - India (AIFTA)(01/01/2026 - 31/12/2026) | 0% | 122/2022/NĐ-CP | 30/12/2022 |
| Vietnam - Korea (VKFTA)(2026) | 0% | 125/2022/NĐ-CP | 30/12/2022 |
| Vietnam - Chile (VCFTA)(2026) | 0% | 112/2022/NĐ-CP | 30/12/2022 |
| Vietnam - Eurasian Economic Union (VN-EAEU)(2026) | 0% | 113/2022/NĐ-CP | 30/12/2022 |
| CPTPP Agreement(2026) | 0% | 115/2022/NĐ-CP | 30/12/2022 |
| ASEAN - Hong Kong (AHKFTA)(2026) | 0% | 123/2022/NĐ-CP | 30/12/2022 |
| Vietnam - EU (EVFTA)(2026) | 0% | 116/2022/NĐ-CP | 30/12/2022 |
| Vietnam - UK (UKVFTA)(2026) | 0% | 117/2022/NĐ-CP | 30/12/2022 |
| Vietnam - Laos | 0% | 206/2025/NĐ-CP | 15/07/2025 |
| Vietnam - Israel (VIFTA)(2026) | 2,9% | 131/2024/NĐ-CP | 15/10/2024 |
| RCEP - Group A (ASEAN)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
| RCEP - Group B (China)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
| RCEP - Group C (Korea)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
| RCEP - Group D (Japan)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
| RCEP - Group E (Australia)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
| RCEP - Group F (New Zealand)(2026) | 0% | 129/2022/NĐ-CP | 30/12/2022 |
FTA schedules are cut annually: the rate shown applies to the period in brackets, per the decree's appendix.
VAT · Excise tax · Environmental protection tax
| Tax / Schedule | Rate | Document | Effective |
|---|---|---|---|
| Value added tax (VAT) | 8/10% | 181/2025/NĐ-CP | 01/07/2025 |
Export duty
| Tax / Schedule | Rate | Document | Effective |
|---|---|---|---|
| Export duty | 5% | 26/2023/NĐ-CP | 31/05/2023 |
| Preferential export duty (CPTPP)(2026) | 5% | 115/2022/NĐ-CP | 30/12/2022 |
| Preferential export duty (EVFTA)(2026) | 5% | 116/2022/NĐ-CP | 30/12/2022 |
| Preferential export duty (UKVFTA)(2026) | 5% | 117/2022/NĐ-CP | 30/12/2022 |
FTA schedules are cut annually: the rate shown applies to the period in brackets, per the decree's appendix.
Rules of origin by FTA
To claim an FTA rate the goods must meet the origin criterion below AND carry a valid C/O — the right HS code alone is not enough.
- Slaked lime
RVC(40) hoặc CTH
CTHRVC40
Source: 44/2025/TT-BCT · annex uses HS 2022 while this site uses AHTN 2022 — check headings that changed between versions
Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25
CTH
CTH
Source: 03/2019/TT-BCT · annex uses HS 2012 while this site uses AHTN 2022 — check headings that changed between versions
Muối; lưu huỳnh; đất và đá; thạch cao, vôi và xi măng; ngoại trừ:
Sử dụng nguyên liệu từ bất kỳ Nhóm nào để sản xuất, ngoại trừ Nhóm của sản phẩm; hoặc Trị giá nguyên liệu được sử dụng không vượt quá 70% giá xuất xưởng của sản phẩm.
Source: 14/2026/TT-BCT
Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25
CTH
CTH
Source: 32/2022/TT-BCT · annex uses HS 2022 while this site uses AHTN 2022 — check headings that changed between versions
Muối; lưu huỳnh; đất và đá; thạch cao, vôi và xi măng; ngoại trừ:
Sản xuất từ nguyên liệu thuộc bất kỳ Nhóm nào, ngoại trừ Nhóm của sản phẩm; hoặc trị giá nguyên liệu không vượt quá 70% giá xuất xưởng của sản phẩm.
Source: 02/2021/TT-BCT
Salt; sulphur; earths and stone; plastering materials, lime and cement
CTH
CTH
or
60%
Source: 11/2024/TT-BCT
- Slaked lime
CTH hoặc RVC(40)
CTHRVC40
Source: 09/2022/TT-BCT · annex uses HS 2017 while this site uses AHTN 2022 — check headings that changed between versions
- Slaked lime
CC
CC
Source: 01/2024/TT-BCT · annex uses HS 2022 while this site uses AHTN 2022 — check headings that changed between versions
Agreements with no rule specific to this code
This code carries a preferential rate under the agreements below but has no line of its own in the product-specific rules annex. The goods must still meet an origin requirement.
The agreement sets a general rule for codes outside the annex:
1. The goods referred to in Clause 3, Article 5 of this Circular, other than the goods provided in Clause 2 of this Article, are considered originating if:
a) The goods have a regional value content (RVC) of not less than 40% of the FOB value calculated in accordance with Article 8 of this Circular and the last production process is carried out in a Member State; or
b) Goods of Chapters 25, 26, 28, 29, 31 and 39; Chapters 42 to 49; Chapters 57 to 59; Chapters 61, 62 and 64; Chapters 66 to 71; Chapters 73 to 83; Chapters 86 and 88; and Chapters 91 to 97 of the Harmonized Commodity Description and Coding System using non-originating materials undergo a change in tariff classification at the 4-digit level (CTH), except for headings 29.01, 29.02, 31.05, 39.01, 39.02, 39.03, 39.07 and 39.08, to which the RVC 40% origin criterion applies.
CTHRVC40
Source: 12/2019/TT-BCT · Article 7(1)
The agreement sets a general rule for codes outside the annex:
1. The goods referred to in Clause 3, Article 5 of this Circular, other than the goods provided in Clause 2 of this Article, are considered originating if they have an RVC of not less than 40% calculated in accordance with Article 8 of this Circular.
Source: 21/2019/TT-BCT · Article 7(1)
The agreement sets a general rule for codes outside the annex:
1. Products referred to in Clause 2, Article 2 are considered originating if:
a) The AIFTA content is not less than thirty-five per cent (35%) of the FOB value; and
b) The non-originating materials used in the production of that product have undergone a change in tariff classification at the six (6)-digit level (CTSH) of the Harmonized System.
provided that the last production process is carried out in the territory of the exporting Member State.
CTSH
Source: 15/2010/TT-BCT · Article 4(1) of Appendix 1
The agreement sets a general rule for codes outside the annex:
1. For the purposes of paragraph 2 of Article 5 of this Circular, goods shall be considered as originating in a Member State in one of the following cases:
a) The Regional Value Content (RVC) is not less than 40%, calculated according to the formula provided for in Article 8 of this Circular, and the final process of production is performed in that Member State.
b) All non-originating materials used in the production of the goods have undergone a change in tariff classification (CTC) at the four (04)-digit level (change of Heading) of the Harmonized Commodity Description and Coding System in that Member State.
The exporter of each Member State may choose to apply the origin criterion provided for in point a or point b of paragraph 1 of this Article to determine the origin of goods.
CTC
Source: 37/2022/TT-BCT · Article 7(1)
The agreement sets a general rule for codes outside the annex:
1. For the purposes of point b clause 1 Article 5 of this Circular, goods not covered by Article 8 of this Circular shall be considered as originating if they have a regional value content (hereinafter referred to as RVC) of at least 40% of the FOB value, or if they have undergone a change in tariff classification at the 4-digit level (hereinafter referred to as CTH) of the Harmonized System.
CTH
Source: 49/2025/TT-BCT · Article 7(1)
The agreement sets a general rule for codes outside the annex:
1. General origin criteria:
a) Goods referred to in Clause 2, Article 2 of this Appendix are considered originating in the Member State where the production or processing of those goods took place if:
- The goods have a regional value content (hereinafter referred to as the “ASEAN Value Content” or the “Regional Value Content (RVC)”) of not less than 40% (forty per cent), calculated in accordance with the formula provided in Article 5 of this Appendix; or
- All non-originating materials used in the production of those goods have undergone a change in tariff classification (hereinafter referred to as “CTC”) at the 4 (four)-digit level (that is, a change of heading) of the Harmonized System.
b) Each Member State shall allow the exporter of the goods to decide whether to use the criterion of “RVC of not less than 40% (forty per cent)” or that of “a change in tariff classification at the 4 (four)-digit level” referred to at Point a, Clause 1 in determining the origin of the goods.
CTC
Source: 22/2016/TT-BCT · Article 4(1) of Appendix I
The agreement sets a general rule for codes outside the annex:
1. For the purposes of Clause 2, Article 2, goods are considered originating in the Member State where the production or processing took place if:
a) The goods have a regional value content (RVC) of not less than forty per cent (40%), calculated in accordance with Article 5; or
b) All the non-originating materials used in the production of those goods undergo a change in tariff classification (hereinafter referred to as “CTC”) at the four (4)-digit level (that is, a change of heading) of the Harmonized System.
2. Each Member State shall allow the exporter to use either of the criteria provided at Point a, Clause 1 or Point b, Clause 1 of this Article to determine the origin of the goods.
CTC
Source: 31/2013/TT-BCT · Article 4(1)
The agreement sets a general rule for codes outside the annex:
1. For the purposes of Clause 2, Article 2, goods are considered originating in a Member State if:
a) The goods have a local value content (hereinafter referred to as “LVC”), calculated in accordance with the formula provided in Article 5, of not less than forty (40) per cent, and the last production process for those goods is carried out in that Member State; or
b) All non-originating materials used in the production of the goods in that Member State have undergone a change in tariff classification (hereinafter referred to as CTC) at the 4-digit level (change of heading) under the Harmonized System.
CTCLVC
Source: 10/2009/TT-BCT · Article 4(1) of Appendix 1
The agreement sets a general rule for codes outside the annex:
1. General origin criterion
a) Goods specified in Clause 2 of Article 2 shall be considered as originating in the Member State where the working or processing of those goods has taken place if:
- The goods have a regional value content (hereinafter referred to as the “Viet Nam - Laos value content” or the “regional value content (LVC)”) of not less than forty percent (40%), calculated in accordance with the formula provided in Article 5; or
- All non-originating materials used in the production of those goods have undergone a change in tariff classification (hereinafter referred to as “CTC”) at the four (4)-digit level (meaning a change of heading) of the Harmonized System.
b) Each Member State shall allow the exporter of the goods to decide to use either of the two criteria “LVC of not less than forty percent (40%)” or “change in tariff classification at the four (04)-digit level” referred to at point a of Clause 1 in order to determine the origin of the goods.
CTCLVC
Source: 04/2010/TT-BCT · Article 4(1) of Appendix 1
Criteria are quoted verbatim from the Vietnamese circular, not paraphrased.
Commodity policy for this HS code
Unofficial English rendering of the Vietnamese source; the document numbers link to the full text.
- List of goods bought, sold, and exchanged through auxiliary border gates and border openings by traders (42/2019/TT-BCT, 33/2025/TT-BCT)
Related documents (full text)
Notes for Chapter 25 — Salt; sulphur; earths and stone; plastering materials, lime and cement
Notes
1. Except where their context or Note 4 to this Chapter otherwise requires, the headings of this Chapter cover only products which are in the crude state or which have been washed (even with chemical substances eliminating the impurities without changing the structure of the product), crushed, ground, powdered, levigated, sifted, screened, concentrated by flotation, magnetic separation or other mechanical or physical processes (except crystallisation), but not products which have been roasted, calcined, obtained by mixing or subjected to processing beyond that mentioned in each heading.
The products of this Chapter may contain an added anti-dusting agent, provided that such addition does not render the product particularly suitable for specific use rather than for general use.
2. This Chapter does not cover:
(a) Sublimed sulphur, precipitated sulphur or colloidal sulphur (heading 28.02);
(b) Earth colours containing 70% or more by weight of combined iron evaluated as Fe2O3 (heading 28.21);
(c) Medicaments or other products of Chapter 30;
(d) Perfumery, cosmetic or toilet preparations (Chapter 33);
(e) Dolomite ramming mix (heading 38.16);
(f) Setts, curbstones or flagstones (heading 68.01); mosaic cubes or the like (heading 68.02); roofing, facing or damp course slates (heading 68.03);
(g) Precious or semi-precious stones (heading 71.02 or 71.03);
(h) Cultured crystals (other than optical elements) weighing not less than 2.5g each, of sodium chloride or of magnesium oxide, of heading 38.24; optical elements of sodium chloride or of magnesium oxide (heading 90.01);
(i) Billiard chalks (heading 95.04); or
(k) Writing or drawing chalks or tailors' chalks (heading 96.09).
3. Any products classifiable in heading 25.17 and any other heading of the Chapter are to be classified in heading 25.17.
4. Heading 25.30 applies, inter alia, to: vermiculite, perlite and chlorites, unexpanded; earth colours, whether or not calcined or mixed together; natural micaceous iron oxides; meerschaum (whether or not in polished pieces); amber; agglomerated meerschaum and agglomerated amber, in plates, rods, sticks or similar forms, not worked after moulding; jet; strontianite (whether or not calcined), other than strontium oxide; broken pieces of pottery, brick or concrete.
Codes at the same level under 2522
Check neighbouring codes to make sure the classification fits best.
Data updated: 29/07/2026 · Found wrong or missing data? Report an issue for this code →