- Since 1 January 2023, the standard R&D super-deduction is 100% (so RMB 1 of expense yields RMB 2 of deduction), confirmed as a long-term arrangement.
自 2023 年 1 月 1 日起，标准研发费用加计扣除比例为 100%（每 1 元费用带来 2 元扣除），已明确为长期制度安排。- IC and industrial-machine-tool enterprises get a higher 120% super-deduction (220% combined) for 2023–2027, subject to a defined encouraged-category list.
集成电路与工业母机企业在 2023—2027 年适用更高的 120% 加计扣除（合计 220%），须落入国家鼓励类别清单。- Eligible R&D follows Cai Shui [2015] No. 119; routine customisation, QC, and commercialisation of proven tech are expressly excluded.
符合条件的研发遵循财税〔2015〕119 号；例行定制、质量控制及已验证技术的产业化被明确排除。- Overseas entrusted R&D is deductible on 80% of the amount paid and capped at two-thirds of domestic eligible R&D expenses.
委托境外研发按支付额的 80% 作为基数，且不得超过境内符合条件研发费用的 2/3。- The super-deduction is self-assessed and can now also be claimed in the July and October prepayment periods, not only at annual reconciliation.
加计扣除按自行判别享受，且除年度汇算外，现已可在 7 月与 10 月预缴期申报，更早获得现金流利益。- It is not a refundable credit; losses carry forward normally (up to five years), and it stacks with the Hainan/high-tech 15% rates by reducing the base first.
该优惠非可退税抵免；亏损按常规结转（最长五年），且先于优惠税率减计基数，故与海南/高新 15% 税率叠加。- Compliance hinges on the auxiliary ledger and project file (objectives, novelty, vouchers) retained for inspection—the key audit protection.
合规重心在于留存备查的辅助账与项目档案（目标、新颖性、凭证），这是关键的稽查保护。
R&D super-deduction for foreign-invested firms | 外资企业的研发费用加计扣除
Overview
China’s R&D expense super-deduction (研发费用加计扣除) is one of the most widely used tax incentives for foreign-invested enterprises (FIEs) with genuine innovation activity in China. In its current form, an enterprise that incurs eligible R&D expenses can deduct them in full and then deduct an additional super-deduction on top. Since 1 January 2023, the standard super-deduction rate is 100% (so a RMB 1 of qualifying expense yields RMB 2 of deduction), and it has been confirmed as a long-term institutional arrangement. For integrated-circuit (IC) and industrial-machine-tool enterprises, a higher 120% super-deduction applies for 2023–2027. This note explains how the super-deduction works, what qualifies as R&D, and what FIEs must do to claim it cleanly.
The incentive matters for FIEs because it directly reduces taxable income at the entity level and is available without a prior approval—eligibility is self-assessed and enjoyed at filing, with documentation retained for inspection. It is also neutral as between domestic and foreign capital: a WFOE, a joint venture, or a foreign-invested R&D centre all access the same rates, subject to the same activity and documentation tests.
The super-deduction in plain terms
The mechanism has two layers. First, the actual R&D expense is deducted as incurred (the “据实扣除” layer). Second, an additional super-deduction is allowed on top of that actual amount. For expenses not forming an intangible asset and charged to current profit or loss, the super-deduction is 100% of the actual amount (from 1 January 2023, under Ministry of Finance and SAT Announcement 2023 No. 7), giving a combined 200% deduction. For expenses that do form an intangible asset, the intangible is amortised at 200% of its cost.
For IC and industrial-machine-tool enterprises, the super-deduction is raised to 120% under Announcement 2023 No. 44 (Ministry of Finance, SAT, NDRC, and MIIT), effective 1 January 2023 to 31 December 2027: expenses not forming intangibles get a 120% super-deduction (220% combined), and intangibles are amortised at 220% of cost. These enterprises must fall within the defined “encouraged” IC or advanced industrial-machine-tool categories, with enterprise lists managed by the relevant ministries. The 100% rate is the general rule; the 120% is a sector-specific uplift for two strategically prioritised industries.
What counts as eligible R&D — and what does not
Eligible R&D follows the framework of Cai Shui [2015] No. 119: activities to develop fundamentally new technologies, products, or processes, or to make material improvements, through systematic and creative investigation. Qualifying expense categories include direct labour and material consumed in R&D, depreciation of R&D-use equipment and instruments, amortisation of software/patents/non-patented technology used in R&D, design, patent, and other knowledge-property costs, and the amortised portion of commissioned external R&D. An R&D project must be genuinely aimed at technological novelty and uncertainty, not routine work.
Explicitly excluded are activities such as: routine upgrading or direct application of existing technology; commercialisation or industrialisation of results already proven technically feasible; market research, efficiency surveys, and routine quality control, testing, and inspection; routine translation and compilation of papers or books; and software replication. A common FIE pitfall is treating ordinary product customisation, localisation, or process optimisation as R&D; only the portion that meets the novelty/uncertainty test and is properly documented qualifies.
Special rules for commissioned and overseas R&D
Commissioned (entrusted) R&D is deductible, but with a haircut. For R&D entrusted to a domestic enterprise or institution, the super-deduction is computed on 100% of the entrusted expense (i.e., the payer treats the amount paid as the base). For R&D entrusted to an overseas related or unrelated party, the deductible base is 80% of the actual amount paid, and the total of such overseas entrusted R&D that qualifies may not exceed two-thirds of the enterprise’s domestic eligible R&D expenses (under Cai Shui [2018] No. 64). This means an FIE whose group performs most R&D offshore must still maintain a meaningful domestic R&D footprint to maximise the China super-deduction.
The super-deduction is claimed against the FIE’s own taxable income; it is not a refundable credit. Losses arising from the deduction can be carried forward in the normal way (up to five years). Where an FIE also claims the Hainan 15% rate or high-tech 15% rate, the super-deduction reduces the base before the preferential rate is applied, so the two benefits stack rather than conflict.
Filing and documentation
The super-deduction is enjoyed on a “self-assess, enjoy-at-filing, retain-materials-for-inspection” basis—there is no prior administrative approval. Timing was also liberalised: besides the annual reconciliation, enterprises may now claim the super-deduction in the July and October prepayment (预缴) periods, not only in October as before, allowing earlier cash-flow benefit. The enterprise reports the super-deduction in the annual CIT return and the R&D schedules (forms A107010 and A107012).
The compliance discipline is in the documentation, which must be retained and available on request. A qualifying enterprise should maintain: (i) an R&D project document explaining objectives, technical novelty, and uncertainty; (ii) an R&D auxiliary ledger (辅助账) and supporting vouchers linking expenses to projects; (iii) personnel, time, and asset records supporting the allocations; and (iv) for commissioned R&D, the commission contract and the counterparty’s qualification evidence. Tax authorities conduct subsequent management and may challenge expenses that lack project-level substantiation, so contemporaneous, project-tagged records are the key protection.
Worked examples and practical notes
Quantifying the super-deduction: an FIE spends RMB 10m on eligible R&D in a year, all expensed (no intangible formed). At the 100% rate, it deducts the RMB 10m actually incurred plus a RMB 10m super-deduction, a RMB 20m total that cuts taxable income by RMB 20m and tax at 25% by RMB 5m. An IC enterprise at the 120% rate would deduct RMB 10m + RMB 12m = RMB 22m, saving RMB 5.5m.
Project-level discipline: the same FIE runs a “localisation” project that is really routine software translation. That spend must be carved out of the R&D pool, because only activities meeting the novelty/uncertainty test qualify. Mixing routine and genuine R&D in one ledger is the most common audit adjustment, and the burden of separating them falls on the enterprise.
Offshore R&D cap: if the FIE entrusts RMB 8m of R&D to its US parent but has only RMB 9m of domestic eligible R&D, the overseas base is 80% × RMB 8m = RMB 6.4m, but capped at two-thirds of domestic (RMB 6m). The deductible overseas super-deduction base is therefore RMB 6m, not RMB 6.4m—so maintaining domestic eligible R&D above roughly RMB 12m would fully absorb the RMB 8m offshore spend.
Compliance tip: because the super-deduction is enjoyed on a self-assessment basis with subsequent review, the discipline is the auxiliary ledger and project file. Enterprises that tag expenses to projects from the first month, and separate routine from genuine R&D, rarely face adjustments; those that lump everything into a year-end “R&D” total invite them.
Two cautions close the loop. First, the super-deduction and high-tech 15% status are different tests: high-tech looks at R&D intensity ratios, while the super-deduction looks at per-activity definitions; being a high-tech enterprise does not automatically satisfy the super-deduction, and weak auxiliary ledgers are the usual audit casualty. Second, the 80% and two-thirds caps on offshore R&D are easily missed by groups that centralise R&D offshore—concentrating R&D abroad can shrink the China-deductible base and undercut the very incentive meant to reward China R&D. Maintain a clear activity list and expense matrix, and align group-wide so transfer-pricing and super-deduction positions do not contradict.
In practice, the biggest unlocked value is discipline, not rate: a tidy auxiliary ledger and a clear activity list convert the 100%/120% super-deduction from a year-end scramble into a smooth, auditable saving.
What to do next
- Confirm your activities meet the Cai Shui [2015] No. 119 R&D definition before labelling any spend as R&D; exclude routine customisation and QC.
- Set up an R&D auxiliary ledger and tag expenses to specific projects from the start of the tax year.
- If you are an IC or industrial-machine-tool enterprise, verify your category and enterprise-list status to access the 120% rate for 2023–2027.
- For offshore R&D, keep the domestic eligible R&D above two-thirds of the overseas entrusted amount to maximise the deductible base.
- Claim early—use the July/October prepayment periods—and keep a project file (objectives, ledger, contracts) ready for inspection.
Sources
- 中国政府网 — 关于提高集成电路和工业母机企业研发费用加计扣除比例的公告（财政部 税务总局等公告2023年第44号）: https://www.gov.cn/zhengce/zhengceku/202309/content_6905802.htm
- 国家税务总局海南省税务局 — 2023年企业研发费用在企业所得税前加计扣除比例是否有调整？: https://hainan.chinatax.gov.cn/gzcy_2_4/27148363.html
- 国家税务总局 (State Taxation Administration) official portal: https://www.chinatax.gov.cn/
Related reading
- see also: Corporate income tax at a glance (15-corporate-income-tax-overview)
- see also: Hainan FTP preferential CIT: practice notes (16-hainan-ftp-preferential-cit)
- see also: VAT reform: what foreign firms should note (20-vat-reform-foreign-firms)
外资企业的研发费用加计扣除
概述
中国的研发费用加计扣除（R&D super-deduction）是外资企业在华开展真实创新活动时最常用的税收优惠之一。按现行规则，企业发生符合条件的研发费用，可在据实扣除的基础上再按一定比例加计扣除。自 2023 年 1 月 1 日起，标准加计扣除比例为 100%（即每 1 元符合条件的费用带来 2 元扣除），并已明确为长期实施的制度性安排。对集成电路（IC）和工业母机企业，2023—2027 年适用更高的 120% 加计扣除。本文说明加计扣除如何运作、哪些活动构成研发、以及外资企业如何干净地享受该优惠。
该优惠对外资企业意义重大：它直接在公司层面减少应纳税所得额，且无需事前审批——资格自行判别、申报享受、资料留存备查。它对内外资一视同仁：外商独资企业（WFOE）、合资企业、外商投资研发中心均适用相同比例，但须满足相同的活动与资料要件。
加计扣除的简明机制
机制分两层。第一层，实际发生的研发费用按发生额据实扣除（”据实扣除”层）。第二层，在据实扣除基础上再按实际发生额的一定比例加计扣除。对未形成无形资产计入当期损益的费用，自 2023 年 1 月 1 日起（财政部、税务总局公告 2023 年第 7 号）加计扣除比例为 100%，合计形成 200% 扣除；对形成无形资产的部分，按无形资产成本的 200% 摊销。
对集成电路和工业母机企业，依据财政部、税务总局、发改委、工信部公告 2023 年第 44 号，2023 年 1 月 1 日至 2027 年 12 月 31 日加计扣除比例提高至 120%：未形成无形资产的费用加计扣除 120%（合计 220%），无形资产按成本的 220% 摊销。此类企业须落入”国家鼓励”的集成电路或先进工业母机范畴，企业清单由相关部委管理。100% 是一般规则，120% 是针对两个战略优先行业的行业性加码。
哪些构成符合条件的研发——哪些不构成
符合条件的研发遵循财税〔2015〕119 号框架：指通过系统性和创造性研究，开发新技术、新产品、新工艺，或作出实质性改进的活动。可归集的费用包括：研发直接耗用的人员人工与材料、研发用设备仪器折旧、研发用软件/专利/非专利技术摊销、设计费、知识产权费等，以及委托外部研发中可摊销的部分。研发项目须真正以技术新颖性与不确定性为目标，而非例行工作。
明确排除的活动包括：对现有技术的 routine 升级或直接应用；对已证明技术可行的成果进行商业化或产业化；市场调查、效率调查及 routine 质量控制、测试、检验；论文或著作的 routine 翻译与编纂；以及软件复制。外资企业常见误区是将普通产品定制、本地化或工艺优化当作研发——只有符合新颖性/不确定性测试且妥善留档的部分才符合条件。
委托研发与境外研发的特殊规则
委托研发可扣除，但须打折扣。委托境内企业、机构研发的，以实际支付额的 100% 作为加计扣除基数；委托境外方（含关联方与非关联方）研发的，以实际支付额的 80% 作为基数，且委托境外研发费用中可加计扣除的部分，不得超过境内符合条件的研发费用的三分之二（财税〔2018〕64 号）。这意味着，若集团大部分研发在境外开展，外资企业仍须保有相当规模的境内研发足迹，才能最大化中国的加计扣除。
加计扣除在 FIE 自身应纳税所得额中列支，并非可退税的抵免。因扣除形成的亏损可按常规结转（最长五年）。若 FIE 同时适用海南 15% 或高新 15% 税率，加计扣除先在优惠税率之前减少税基，因此两项优惠是叠加而非冲突。
申报与资料留存
加计扣除按”自行判别、申报享受、相关资料留存备查”享受，无需事前行政审批。时点也已放宽：除年度汇算清缴外，企业现在可在 7 月与 10 月预缴期申报享受（此前仅 10 月），从而更早获得现金流利益。企业在年度企业所得税申报表及研发优惠明细表（A107010、A107012）中填报加计扣除。
合规重心在资料，须留存备查。符合条件企业应保存：研究项目立项文件（说明目标、技术新颖性与不确定性）；研发费用辅助账及将费用归集到项目的凭证；人员、工时与资产记录以支撑分摊；以及委托研发的合同与受托方资质证明。税务机关实施后续管理，对缺乏项目级佐证的费用可能予以调整，因此同期、按项目标记的记录是关键保护。
实务示例与操作要点
加计扣除量化：某外资企业年度发生符合条件研发费用 1,000 万元，全部费用化（未形成无形资产）。按 100% 比例，其扣除实际发生 1,000 万元，再加计扣除 1,000 万元，合计 2,000 万元，使应纳税所得额减少 2,000 万元、按 25% 节税 500 万元。若为集成电路企业、适用 120% 比例，则扣除 1,000 + 1,200 = 2,200 万元，节税 550 万元。
项目级纪律：同一外资企业有一项”本地化”项目，实质仅是软件例行翻译。该支出须从研发池中剔除，因为只有符合新颖性/不确定性测试的活动才符合条件。将例行活动与真实研发混在同一直辅助账，是最常见的稽查调整，而区分的举证责任在企业。
境外研发上限：若该企业委托美国母公司研发 800 万元，而境内符合条件研发费用仅 900 万元，则境外基数为 80% × 800 = 640 万元，但受限于境内三分之二（600 万元）。因此可扣除的境外加计扣除基数为 600 万元而非 640 万元——故将境内符合条件研发维持在约 1,200 万元以上，才能全额吸收 800 万元境外支出。
合规提示：由于加计扣除按”自行判别、申报享受、留存备查”实施、后续审核，关键在辅助账与项目档案。自首月即将费用按项目归集、区分例行与真实研发的企业，很少被调整；将一切在年末笼统打包为”研发”的企业，则招致调整。
还需提醒，研发费用加计扣除与高新技术企业 15% 税率可同时适用，但二者口径不同：高新认定看研发投入占销售收入比例等综合指标，加计扣除看单笔费用是否符合活动定义。企业常犯的错误是以为”已是高新”就自动满足加计扣除，结果在稽查中因辅助账缺失被调减，两套口径应分别维护。另外，委托境外研发的 80% 与三分之二上限，是许多跨国集团忽略的细节——集团若将研发集中海外，在华子公司可扣除的基数会被显著压缩，反而削弱中国税收优惠的效用。对于医疗器械、汽车零部件等既做本土研发又做全球协同的行业，建议建立”研发活动清单 + 费用归集矩阵”，明确哪些活动属于财税〔2015〕119 号定义的研发、哪些属于例行升级或质量管控，并在集团层面统一口径，避免各国申报口径冲突引发转让定价与加计扣除的双重质疑。
实务中，最大的未被释放价值在于纪律而非税率：一份整洁的辅助账与清晰的活动清单，能把 100%/120% 加计扣除从年末的仓促凑数，转化为平稳、可审计的节税。许多企业受损恰恰源于平时不归集、年末猛凑数，最终被税务机关整体否定。把研发管理做在平常，优惠自然水到渠成。
研发优惠的本质，是把真实发生的创新活动转化为可核验、可审计的节税，而不是年末的匆忙凑数。
下一步建议
- 在将任何支出标注为研发前，先依财税〔2015〕119 号确认活动符合研发定义，剔除例行定制与质量控制。
- 自纳税年度之初建立研发费用辅助账，将费用按具体项目归集。
- 若属集成电路或工业母机企业，核验自身行业类别与企业清单状态，以适用 2023—2027 的 120% 比例。
- 对境外研发，保持境内符合条件研发费用高于境外委托额的三分之二，以最大化可扣除基数。
- 尽早享受——利用 7 月/10 月预缴期——并备妥项目档案（目标、辅助账、合同）以备检查。
来源
- 中国政府网 — 关于提高集成电路和工业母机企业研发费用加计扣除比例的公告（财政部 税务总局等公告2023年第44号）: https://www.gov.cn/zhengce/zhengceku/202309/content_6905802.htm
- 国家税务总局海南省税务局 — 2023年企业研发费用在企业所得税前加计扣除比例是否有调整？: https://hainan.chinatax.gov.cn/gzcy_2_4/27148363.html
- 国家税务总局 (State Taxation Administration) 官方网站: https://www.chinatax.gov.cn/
相关阅读
- 见：企业所得税概览（15-corporate-income-tax-overview）
- 见：海南自贸港企业所得税优惠实务要点（16-hainan-ftp-preferential-cit）
- 见：增值税改革：外资企业注意事项（20-vat-reform-foreign-firms）