| Argentina | Regular schedule -the data are preliminary when first released. Revision when applicable |
| Armenia | Regular schedule -Data are revised periodically when new data are available |
| Australia | Regular schedule -Revisions are undertaken each quarterly processing period. |
| Austria | Regular schedule -Due to technical reasons every data transmission consists of the recent quarterly figures plus the three previous quarters. However not all of the previous data is actually revised: Q1 and Q3 figures include one revised period each, Q2 and Q4 data include three revised periods each. |
| Belarus | Regular schedule - Quarterly data can be revised during one quarter after the first publication. The data for any period can be revised in case of changes in methodology, source data, and statistical techniques. |
| Belgium | Regular schedule - T+180, every September 3 preceding years are revised. |
| Brazil | None |
| Canada | Regular schedule - Every quarter, all previous quarters are revised in the current reference year. Every Q3, all previous quarters are revised up to two references years back. |
| Chile | Regular schedule - Every March 18th, annual figures are reviewed for the last 3 years. Next March 18th revised data are publishing 2013, 2014 and 2015. Within the year, figures are revised on a quarterly basis. On May 18th revised data are published for data of January, February and March. On August 18th, revised data are publsihed for January, February, March, April,May and June. On November 18th, revised data are published for data of January, February, March, April,May,June, July, August and September. |
| China | None |
| Colombia | Regular schedule - External debt statistics are definitive after 3 years of being disseminated. |
| Costa Rica | No revision policy |
| Croatia | Regular schedule - Current year data are revised until the publication of the final year-end data. Longer series are exceptionally revised due to changes of methodology, changes in data sources or subsequently identified significant errors or omissions. Exceptional and big revisions are scheduled not more then once a year and they are always aligned with other financial macro statistics (produced by CNB) revisions. |
| Cyprus | Regular schedule - External statistics data are subject to regular revisions, in accordance with the revision calendar for data transmissions to the ECB and Eurostat. The revision policy of the Central Bank of Cyprus includes three different types of revisions:
(1) The routine/regular revisions, which concern quarterly and annual data and occur twice a year as follows:
I. In March, whereby monthly and quarterly data of the previous year (t-1) are revised, and
II. In September, whereby monthly, quarterly and annual data of the previous two years (t-1 and t-2) as well as the current year’s (t) data are revised.
(2) The major revisions, which may be regular, usually every five years, and aim to incorporate results of changes in basic data sources (this is currently practically done from 2008 onwards, which was the year in which Cyprus joined the euro area).
(3) The ad-hoc revisions, which originate from methodological changes or special events and usually take place in the year in which they appear. |
| Czech Republic | Regular schedule - Data revisions are undertaken according to ECB/Eurostat revision policy for data transmissions. |
| Denmark | Regular schedule - Revision policy for external debt is the same as for IIP, see http://www.nationalbanken.dk/en/statistics/revision_policy/Documents/Revision%20cycle.pdf for more details |
| Ecuador | Regular schedule - private sector debt data is revised monthly. |
| Egypt | Regular schedule |
| El Salvador | Regular schedule - Generally it´s incorporated the data updated by the informant in this case are the companies that provide us the information. |
| Estonia | Regular schedule - (i) when the statistics for Q1 and Q3 are first published, the statistics for the preceding quarter only; (ii) when the statistics for Q4 are first published, the statistics for Q1, Q2 and Q3 of the same year are adjusted. If necessary, the quarters of the previous two years may also be corrected, making up to 11 quarters in total; (iii) when the statistics for Q2 are first released, the data for Q1 and all the preceding quarters for which there are additional data are revised, for up to 17 quarters in total; (iv) after the completion of the quarterly balance of payments, the monthly balances of payments for that quarter are revised so that the total of the items in the balance of payments for the three months is equal to the total of the same items in that quarter’s balance of payments. More information: http://statistika.eestipank.ee/failid/mbo/pohimotted_eng.html |
| EURO Area | Regular schedule - When the 1st and 3rd Quarters of a year are published, the previous year can be revised. When the 2nd and 4th Quarter of a year are published 3 to 4 full years may be revised . |
| Finland | Regular Schedule - Revision practice follows the schedule adopted in the ECB and Eurostat. |
| France | Regular schedule - Data are revised once a year in June when yearly data are available. |
| Georgia | Regular schedule - External debt data is revised quarterly, whenever the refined data is available. Revision might be applied to previous years. |
| Germany | Regular schedule -Data are preliminary when first released. When first publishing the provisional External Debt figures for the most re-cent quarter, the data for the previous quarter are revised. Simultaneously to the dissemination of IIP data in September, all External Debt data for the four previous years and for the first quarter of the actual year are revised due to the availability of more detailed data sources. Further revisions may occur due to exceptional circumstances. This is in line with the revision schedule / policy for the quarterly German IIP. |
| Greece | Regular schedule - Data are provisional when first released and are indicated as such. The data (quarterly) are revised continually, whenever new statistical information either from special annual questionnaires or from other sources becomes available, which after being checked is considered acceptable. Revisions may be also due to a break of series stemming from a change in methodology. |
| Hong Kong SAR, China | Regular schedule - The preliminary quarterly and annual external debt statistics for a reference year will be revised in December of the following year. |
| Hungary | Regular schedule - OP and IIP data are subject to regular revisions, in accordance with the revision calendar. The revision period is longer in March (t-2 Years) and September (t-3 Years), while in June and December it affects only the data of the ‘open year’. Please find details on: https://www.mnb.hu/en/statistics/release-calendar-for-statistics |
| Iceland | Regular schedule -The statistics observe a fixed revision schedule, where previously published figures are revised as new information is received. If new information of significance for the statistics is received, attempts are made to update the statistics as soon as possible. The revision schedule is shown in metadata on the CBI website http://www.cb.is/lisalib/getfile.aspx?itemid=f486ce2b-1109-11e5-93fa-005056bc0bdb |
| India | Regular schedule -When external data is compiled for a particular quarter, a revision exercise is also undertaken for previous quarters where data has been revised. |
| Indonesia | Regular schedule -Data first published as very preliminary figures (**) and after updating on the next month will publish as preliminary data (*). Monthly data became final twelve months after end of reporting period. |
| Ireland | Regular schedule -Every June we revise the previous two years. So for example this June we will publish Q1 2016 as well as revising 2014 and 2015. |
| Israel | Regular schedule - The data are final (contingent upon figures available prior to publication), when first released but are subject to future revision as updated figures become available. |
| Italy | Regular schedule - External debt data are revised three months after the first release, along with the publication of the more recent period. In March each year the data referred to the three preceding years are further revised, if needed. |
| Japan | Regular schedule - Second preliminary estimates are released on the 6th business day of the 6th month after the end of the reference quarter. In addition, annually revised figures are disseminated in June of the next year. The figures are revised around two years. |
| Jordan | No revision policy |
| Kazakhstan | Regular schedule - Data is revised twice a year (October and April) for the two preceding years. |
| Korea | Regular schedule - Quarterly external debt statistics of the previous year are revised and released in November or December, based on finally revised raw data. When preliminary data are finalized, it is made public by press release. The reasons underlying the revision cycle, such as the availability of updated source data, revision on related datasets, among others, are explained. |
| Latvia | Regular schedule - Quarterly data up to three years back are revised when the data for the second quarter are disseminated. The revision policy is available on Latvijas Banka's website: https://www.bank.lv/en/statistics/information-for-data-users/revision-policy. |
| Lithuania | Regular schedule - Quarterly external debt data for the previous year become final at the end of the third quarter of the following year. Any longer time series revisions are described in the relevant publication at the time the revised data is published. |
| Luxembourg | Regular schedule - The initially released data are subject to revisions. First revisions are usually made within 3 monhts. |
| North Macedonia | Regular schedule - The data are revised on a regular annual basis, in a period of T+270 days after the end of the reporting year. Additionally, revisions of disseminated data can be done in case of new, updated information from the reporting units; or changes in data sources/data methodology for compilation of a particular statistical survey. Revised data are denoted with a footnote that provides an appropriate explanation. |
| Malaysia | Regular schedule -At the time of publication of the first quarter every year, the revision and finalisation of previous years data are also carried out, as follows:
(i) Revision made to the previous year data (for all four quarters); and
(ii) Finalisation made to two years back series data (for all four quarters) |
| Malta | Regular schedule -Every quarter we revise going back around 10 years due to the new inclusion of SPEs. |
| Mauritius | No revision policy. |
| Mexico | Regular schedule - Each office in charge of generating information of the different sectors/subsectors revise the information and the methodology periodically. |
| Moldova | Regular schedule - The external debt statistics are regularly revised, the items are updated/amended with the mandatory indication of the revisions made, causes and reasons thereof, according to the following rule: (i) quarterly data are updated in each subsequent quarter and the revisions may include up to three quarters of the current year; (ii) annual data are updated at the time of compilation of the final version and the revisions may cover up to four years. |
| Netherlands | Regular schedule - March: J-2, J-1, Q1, Q2, Q3, Q4 initial; June: J-3 (final), J-2, J-1, Q1 initial, September: J-1, J-2, Q1, Q2 initial, December: Q2, Q3 (initial) |
| Norway | No revision policy. |
| Philippines | Regular schedule - Changes in methodology are: (a) announced at the time the changes are introduced together with historical data series under the revised methodology; and (b) disclosed in footnotes to the debt tables in the initial and succeeding reports after adjustment of data. |
| Poland | Regular schedule - The quarterly external debt data are routinely revised: first revision when data of the following quarter become available; next revision when fourth quarter data is available (end-March); further annual revisions, when data referring to corresponding annual external debt are revised (end-September). |
| Portugal | Regular schedule |
| Romania | Regular schedule - There is a routine revision policy twice a year in March and September for previous/current year according to ECB, Eurostat, IMF calendar and any other back data revision when required (Benchmark revision). |
| Russian Federation | Regular schedule - To enhance the accuracy and comprehensiveness of statistics and ensure the temporal consistency of time series, previously disseminated data are subject to revisions. The revisions rules applied in practice provide for the regular revisions of data through the year after the initial publication for the reporting period and ad hoc revisions (for example related to methodological changes). Every quarter the compilers make analyses of the reasons of changing data. Results of revisions are published on the Bank of Russia website in detailed lists of updated indicators, specifying the reasons for the adjustment and the applicable period subject to review. |
| Singapore | Regular schedule - Data are preliminary when first released and will be subsequently revised when more complete information becomes available. |
| Slovak Republic | Regular schedule - Data are preliminary when first released. Final data are disseminated 21 months after the end of the reference year through the NBS website: htpp://www.nbs.sk Any major changes in the methodology are announced at the time of the release of the data that have been compiled using the new methodology. |
| Slovenia | Regular schedule - Revisions of gross external debt data occur as follows: monthly data for external debt relating to the month m are published with m + 6 weeks lag. At the same time all monthly data of the corresponding year are revised. Back data revisions relating to years (y-1) and (y-2) occur in the second half or the current year (y), in case of major methodological changes longer time series can be revised as well. |
| South Africa | Regular schedule - Revisions are made to the data if new information from previous quarters shows significant changes. |
| Spain | Regular schedule - The revision policy for External debt is the same as the one for the IIP. See metadata 4.3 for IIP http://dsbb.imf.org/Pages/SDDS/DQAFBase.aspx?ctycode=ESP&catcode=IIP00 |
| Sweden | Regular schedule - When Quarter 1 is published, the previous four quarters are revised. When Quarter 2 is published, the previous 9 quarters are revised. When Quarter 3 is published, the previous 10 quarters are revised. When Quarter 4 is published, the previous 11 quarters are revised. |
| Switzerland | Regular schedule - The data are preliminary when first released. This status is clearly indicated in the publications. The data are revised in the following quarter and at the end of the year together with the direct investment data and the data on the international investment position (IIP). Data revisions are clearly identified in the publications. |
| Thailand | Regular schedule - Revision is made for the previous 2 quarters to incorporate data from the data sources ; MOF, ITRS, Survey. |
| Tunisia | Regular schedule - The data first published are subject to revision and definitive data are released at the end of the quarter following initial publication. |
| Turkey | Regular schedule - Regarding the statistics of outstanding loans received from abroad by private sector, long-term loans can be revised till 2002 and short-term loans can be revised till 2004. Short-term external debt statistics can be revised till the year 2002. In addition, previous years' data before 2002 is also subject to revision whenever a large-scale revision is needed in any data that compose the short-term external debt statistics by informing the public at large. |
| Ukraine | Regular schedule - Revision of released data on gross external debt statistics within 5 quarters is effected to provide data quality and authenticity. |
| Uruguay | Regular schedule - Until two years the data is preliminary |