What’s new at Zamp.
Every improvement to how Zamp calculates, tracks, files and connects, newest first. Our team ships these so yours has less to do.
Recent highlights
Exemption certificate buyer portal
Collecting certificates takes far less chasing.
Read the updateAI-assisted notice classification
State notices get sorted and routed faster, so issues are resolved before they become problems.
Read the updateExemption certificate management
Collect, store, and apply exemption certificates in the same platform you use for calculation and filing.
Read the update
All updates
October 2026
10 updates- Shopify partial refundsYour Zamp totals now match your Shopify refunds.
- CSV upload status on the integrations pageClear visibility into whether your data has been received and imported.
- Set a data deadline for your filing cycleFiling works around your close, not the other way around.
- Upgraded Stripe address resolutionZamp matches Stripe's tax decisions, so your reports reconcile.
- Four decimal places in the transaction APIBusinesses selling very low-value items can send exact amounts.
- Shared 2FA email for state portalsRegistrations and filings no longer stall waiting on a two-factor code.
- Smarter filing approval deadlinesYou always know how long you have to review, and every state is filed on time.
- Get help when a CSV import failsUnusual files get solved quickly with Zamp's support.
- Fix $0 tax issues during CSV importFewer failed uploads and less rework.
- Review past filing approvalsEasy access to your filing history whenever you need it.
September 2026
13 updates- New York timely filing discountEstimated and actual tax due line up more closely.
- Send your own coordinates with API transactionsBusinesses with precise location data can use it directly for sourcing.
- Amazon refundsMore complete sales data for reconciliation and reporting.
- Risk radar and obligation maps in the buyer portalBuyers can self-serve more, so customers spend less time on certificate follow-ups.
- Automatic onboarding remindersA gentle nudge to finish setup so filing can start sooner.
- Export registration informationKeep a complete record of your registrations on hand.
- Mecklenburg County, NC rate increaseCharlotte-area sales are calculated and reported at the new rate.
- Shopify restocking feesReturns with restocking fees sync correctly instead of needing manual fixes.
- Exemption certificate buyer portalCollecting certificates takes far less chasing.
- Secure document uploadsNo more sending sensitive files by email.
- Filing approval historyA clear record of every approval for your files.
- Iowa sales tax holiday filing supportHoliday sales are reported correctly without extra work.
- Update state portal passwords in the appA secure alternative to sending credentials by email.
August 2026
13 updates- Account access loggingMore transparency and security around who can see your data.
- Loading indicator on the transactions pageYou always know when results are on the way.
- Registration ID and PIN validation in onboardingCatch typos up front instead of finding out at filing time.
- Stripe tax location matchingZamp's reports stay in sync with what Stripe collected, so returns match your Stripe data.
- Tax calculator in the company appAnswer what-if tax questions yourself, instantly.
- AI-assisted notice classificationState notices get sorted and routed faster, so issues are resolved before they become problems.
- New filter barFiltering feels smoother and more stable everywhere.
- Exemption certificate managementCollect, store, and apply exemption certificates in the same platform you use for calculation and filing.
- Transaction exports without line itemsA lighter file for reconciling to your accounting system.
- Trial API keys from the developer siteDevelopers can test-drive Zamp straight from the docs.
- A faster Zamp appPages load and respond more quickly everywhere.
- Tennessee sales tax holiday filing supportExempt holiday sales are reported correctly on your Tennessee return.
- Kentucky drops its 200-transaction nexus testKentucky economic nexus is now based on sales alone, and Zamp’s nexus tracking reflects the change.
July 2026
17 updates- 2026 sales tax holidaysHoliday exemptions are applied automatically, so you charge the right amount on the right days.
- More accurate locations for ZIP-only addressesSales get sourced to the right jurisdiction, even with limited address data.
- Tax details on every transactionSee exactly how Zamp arrived at the tax on any sale.
- Zamp's own Amazon integrationA more reliable Amazon connection, with better visibility into what synced.
- Future-dated transactionsMore flexibility for businesses that post-date invoices.
- Simpler order math validationFewer false rejections when importing transactions, and clearer errors when the math really is off.
- International transactions in CSV uploadsCSV customers can bring in Canadian and other international sales.
- Notification settings apply across all your companiesLess noise for users who work across several accounts.
- Recently viewed clients for partnersFaster navigation for partners who move between many clients.
- Stripe invoices with more than 10 line itemsLarger Stripe invoices sync automatically instead of needing a workaround.
- Zero tax transaction filterQuickly find sales that may have been under-collected so you can fix the source.
- Shopify native exchangesExchanged orders no longer inflate your taxable sales.
- See who approved each filingA clear record of approvals for your team and your auditors.
- Unlimited transaction exportsHigh-volume sellers can export everything they need for reconciliation in one go.
- Faster, cleaner transactions pageFinding and reviewing transactions takes less time.
- AI CSV import: totals review and auto-importYour data gets into Zamp faster, and you can see exactly what was imported.
- Canadian threshold monitoringSellers expanding into Canada know where they need to register.
June 2026
9 updates- Marketplace facilitator trackingA fuller picture of your sales channels and how they affect nexus.
- Dedicated registrations viewA clear home for all of your registrations.
- New filing approval experienceReviewing filings before approval is faster and more informed.
- Auto-approve filings for partnersFewer approval notifications for partners who want to fully trust Zamp with filing.
- Gross sales and filing discounts on the liability reportA consolidated view of each period's filing details in one report.
- Action needed listNever wonder what is waiting on you.
- Dedicated clients page for partnersEasier to find and manage individual clients.
- Redesigned dashboard stats, filing tracker, and nexus overviewEverything you need to know about this month's compliance on one screen.
- AI CSV import: upload and validateFewer back-and-forth emails to get monthly data right.
May 2026
7 updates- Invoice and payment details in onboardingOne less email to dig for when getting started.
- StockX marketplace support on ShopifyMarketplace sales are excluded from your liability correctly.
- Canadian bank accounts for remittanceRemit in Canada from a Canadian account, managed in the same place as your US banking.
- Puerto Rico filing summariesPuerto Rico moves from nexus tracking to full filing support.
- Referral partner supportMore ways for firms to work with Zamp.
- Filing stats and trends in the partner appPartners can track progress across their whole book at a glance.
- Refreshed company and partner app designA cleaner, more modern workspace.
April 2026
4 updates- Filing summary reports in the appSee the detail behind every return, which makes reconciliation and questions much faster to resolve.
- Zamp is in the Shopify App StoreA familiar, trusted way for Shopify merchants to get started.
- Self-serve API integrationsStart building against Zamp without waiting for a support ticket.
- In-app CSV transaction uploadsA simpler, more reliable way to get data to Zamp on time.
March 2026
5 updates- Puerto Rico economic nexus trackingSellers shipping to Puerto Rico can see their exposure there alongside every state.
- Notification preferencesYou decide how much email you get from Zamp.
- Nontaxable product tax codesA clear option for items you know are nontaxable, instead of workarounds like gift card codes.
- Tax collected vs. tax due on transactionsSpot under- or over-collection at a glance.
- Onboarding specialist intro videosA personal start that puts a face to the person helping you get set up.
February 2026
13 updates- Partner client onboardingFirms can bring their whole book of clients onto Zamp in one go.
- Alaska deductions by categoryAlaska filings are more precise and easier to review.
- API rate limit doubledHigh-volume sellers and integration partners can send more traffic without hitting limits.
- Colorado Early Childhood DistrictColorado returns stay complete as new special districts are added.
- Florida DR-15EZ imposition supportFlorida EZ filers are covered by the same automation as everyone else.
- Invite teammates from the company appBring your bookkeeper or finance team in without contacting support.
- Nexus tracking resumes after a registration endsYou will know if you cross a threshold again, even after closing a registration.
- VAT-exempt EU territoriesInternational calculations get the edge cases right, not just the national rate.
- Line item level resale exemptionsNo need to split orders, and shipping tax is distributed correctly across the whole order.
- New York mixed taxability shippingNew York orders follow New York's rule, even when most of the cart is exempt.
- Manage your remittance bank account in the appBanking details stay secure and out of email, and you can make changes yourself.
- Closed filing periodsWhat you approve is exactly what gets filed. No more drift between your sign-off and the return.
- Partner team managementFirms control who sees which clients without waiting on Zamp.
January 2026
6 updates- More precise Shopify marketplace handlingMarketplace sales are excluded when they should be and taxed when they should be, with less reconciliation.
- Illinois 2026 filing changesIllinois returns follow the new structure without any action from you.
- Ohio timely filing discount capOhio filings reflect the new rule from day one.
- Updated Shopify product tax code mappingsMore products land in the right tax category automatically, which means fewer filing issues and more accurate tax.
- Seamless sign-in from partner app to client accountsMoving between clients feels like one product instead of two.
- Sortable tables in the partner appPartners managing many clients can find what they need faster.
December 2025
8 updates- Infrastructure built to scaleZamp can keep growing with its customers without slowing down.
- Partner dashboardAccounting firms and partners get one home base for every client they manage on Zamp.
- 3x faster Shopify order processingYour transaction data and reports stay current, even during peak season.
- Wyoming vendor compensation creditWyoming filers keep the credit they qualify for automatically.
- One-click Shopify connectionConnecting Shopify is simpler for customers and aligned with Shopify's current security requirements.
- Onboarding auto-saveNo lost progress on the longest part of setup.
- Louisiana vendor compensationLouisiana filings capture the discount you are entitled to, calculated correctly for every parish.
- Arizona vendor compensation creditsSummaries match the state exactly, and the credit is never overclaimed past the cap.
November 2025
4 updates- In-app onboardingA faster, clearer start with Zamp, and fewer back-and-forth emails to get filing.
- International taxes collected reportA clear view of international tax collected, even before full international filing.
- International transactions in the appCustomers selling internationally can review those sales in the same place as their US activity.
- Tax calculations for the UK, EU, Australia, and New ZealandZamp customers can calculate tax for sales in major international markets from the same platform they use for the US.
October 2025
8 updates- Faster date pickerA small change that saves time anywhere you filter by date.
- Nebraska vendor compensation update for 2026Your Nebraska filings claim the correct discount without anyone remembering to change it.
- Separate shipping and handling taxabilityShipping is one of the most common sources of over- and under-collection. Getting it right per state protects your margins and your filings.
- Approve nexus registrations in the appGoing from nexus alert to registration takes one click instead of an email thread.
- Hendersonville, TN local food taxA good example of the jurisdiction-level detail Zamp handles so sellers do not have to.
- Flexible CSV column orderFewer rejected uploads, and CSV templates do not break when new columns are added.
- Free developer trial for the Zamp APIDevelopers can test Zamp's tax engine on their own schedule, no sales call required.
- API docs highlight international calculationsDevelopers evaluating Zamp can see global coverage up front.
September 2025
7 updates- Colorado and Minnesota retail delivery feesSellers delivering into these states can charge the right fee at checkout.
- Automatic retries for filing transmissionsFewer failed transmissions and faster, more reliable filing every month.
- Transactions with incomplete addresses are now savedYou can see every transaction, including the problem ones, which makes it much easier to find and fix bad data.
- Using Shopify's own address geocodingShopify orders are located using the same high-quality geocoding Shopify already performed, which improves sourcing accuracy.
- States are now RegionsA small label change that reflects Zamp's support for jurisdictions beyond the US.
- Smarter payment scheduling for filingsPayments land on time, with a buffer built in to catch problems before a deadline.
- Canadian sales tax calculationsThe first step in Zamp's international expansion and a direct answer to customers selling across the border.
August 2025
6 updates- Automatic economic nexus notificationsAn early warning gives you time to plan a registration before you owe tax, not after.
- Deferred nexus periodsNexus alerts stay relevant to the decisions you have actually made, instead of repeating old news.
- Zamp edits stay locked inCorrections stick, and you are not chasing the same fix every month.
- 2025 back-to-school sales tax holidaysYour customers are charged correctly during holiday windows and your filings reflect the exempt sales.
- In-state ship-from addresses for remote seller licensesNo more monthly manual adjustments, and less room for human error.
- Loop Returns support for any configurationStores using Loop can switch to Zamp without changing their returns setup, and exchanges are no longer double counted.
July 2025
7 updates- Shopify unapplied discount handlingMore accurate Shopify data and fewer mismatches between Zamp and your store's reporting.
- Transaction currency captured across all integrationsThis laid the groundwork for Canadian and international tax support, and means no international sales data is lost.
- Tax collection reminder emailsForgetting to start collecting after registering is a common and costly mistake. This closes the gap automatically.
- Nexus report exports and freshness timestampsEasier to share nexus data with your accountant or leadership, and easier to trust what you are looking at.
- Shopify voided, cancelled, and expired ordersYou are not reporting tax on sales you never actually collected.
- Economic nexus tracker in the customer appCustomers get direct visibility into their exposure across states instead of waiting on a report from their account team.
- Texas timely filing discount shown on summariesYou can see exactly what you saved by filing on time, and summary totals line up with what the state shows.
June 2025
7 updates- Native support for quarterly prepayment filingsPrepayment states are some of the easiest places to miss a deadline. Building them in directly makes those filings more reliable.
- Shopify line item discounts and product variantsCleaner Shopify data means more accurate taxable amounts and fewer reconciliation questions at filing time.
- Support for CedCommerce Amazon and TikTok apps on ShopifyMarketplace facilitated sales are excluded from your liability where they should be, so you are not overpaying tax the marketplace already remitted.
- Tennessee transit surcharge (Schedule I) supportSellers shipping into Nashville get complete Tennessee returns without having to track a separate surcharge themselves.
- Transaction metadata for API transactionsIt makes keeping systems in sync much simpler, the same way Zamp's own Shopify and Stripe integrations work under the hood.
- Fix for Stripe line item roundingFewer missing transactions means filings reflect every sale, without manual cleanup.
- Specify marketplaces on API transactionsIntegration partners and API customers stay in control of their own data, and marketplace sales are handled correctly from the first sync.
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