diff --git a/modules/sublimeBidAdapter.js b/modules/sublimeBidAdapter.js
index 462665202a5..480ab2bfed7 100644
--- a/modules/sublimeBidAdapter.js
+++ b/modules/sublimeBidAdapter.js
@@ -9,16 +9,16 @@ const DEFAULT_CURRENCY = 'EUR';
 const DEFAULT_PROTOCOL = 'https';
 const DEFAULT_TTL = 600;
 const SUBLIME_ANTENNA = 'antenna.ayads.co';
-const SUBLIME_VERSION = '0.7.3';
+const SUBLIME_VERSION = '0.8.0';
 
 /**
  * Identify the current device type
  * @returns {string}
  */
 function detectDevice() {
-  const isMobile = /(?:phone|windowss+phone|ipod|blackberry|Galaxy Nexus|SM-G892A|(?:android|bbd+|meego|silk|googlebot) .+?mobile|palm|windowss+ce|opera mini|avantgo|docomo)/i;
+  const isMobile = /(?:phone|windows\s+phone|ipod|blackberry|Galaxy Nexus|SM-G892A|(?:android|bbd+|meego|silk|googlebot) .+?mobile|palm|windows\s+ce|opera mini|avantgo|docomo)/i;
 
-  const isTablet = /(?:ipad|playbook|Tablet|(?:android|bb\\d+|meego|silk)(?! .+? mobile))/i;
+  const isTablet = /(?:ipad|playbook|Tablet|(?:android|bb\d+|meego|silk)(?! .+? mobile))/i;
 
   return (
     (isMobile.test(navigator.userAgent) && 'm') || // mobile
@@ -27,6 +27,16 @@ function detectDevice() {
   );
 }
 
+const UUID_V4_RE = /^[0-9A-F]{8}-[0-9A-F]{4}-[4][0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i;
+/**
+ * Checks whether a notifyId is well-formed
+ * @param {*} value
+ * @returns {boolean}
+ */
+function isValidNotifyId(value) {
+  return UUID_V4_RE.test(value);
+}
+
 /**
  * Debug log message
  * @param {String} msg
@@ -53,6 +63,26 @@ export function setState(value) {
   log('State has been updated :', state);
 }
 
+/**
+ * Get a notifyId from bid params or from sublime global
+ * @param {Object} params - The bid params
+ * @return {string}
+ */
+function getNotifyId(params) {
+  const sublime = window.sublime = window.sublime || {};
+
+  let notifyId = params.notifyId || sublime.notifyId;
+  if (!notifyId) {
+    notifyId = utils.generateUUID();
+    log('generating a notifyId', notifyId);
+  }
+  if (!sublime.notifyId) {
+    sublime.notifyId = notifyId;
+  }
+
+  return notifyId;
+}
+
 /**
  * Send pixel to our debug endpoint
  * @param {string} eventName - Event name that will be send in the e= query string
@@ -91,6 +121,16 @@ export function sendEvent(eventName, sspName) {
  * @return {Boolean} True if this is a valid bid, and false otherwise.
  */
 function isBidRequestValid(bid) {
+  const notifyId = getNotifyId(bid.params);
+  if (!isValidNotifyId(notifyId)) {
+    log(`invalid notifyId format, got "${notifyId}"`);
+    return false;
+  }
+  if (notifyId !== window.sublime.notifyId) {
+    log(`notifyId mismatch: params [${bid.params.notifyId}] / sublime [${window.sublime.notifyId}]`);
+    return false;
+  }
+
   return !!Number(bid.params.zoneId);
 }
 
@@ -127,9 +167,11 @@ function buildRequests(validBidRequests, bidderRequest) {
     const bidHost = bid.params.bidHost || DEFAULT_BID_HOST;
     const protocol = bid.params.protocol || DEFAULT_PROTOCOL;
 
+    const notifyId = getNotifyId(bid.params);
+
     setState({
       transactionId: bid.transactionId,
-      notifyId: bid.params.notifyId,
+      notifyId,
       zoneId: bid.params.zoneId,
       debug: bid.params.debug || false,
     });
@@ -146,7 +188,7 @@ function buildRequests(validBidRequests, bidderRequest) {
         h: size[1],
       })),
       transactionId: bid.transactionId,
-      notifyId: bid.params.notifyId,
+      notifyId,
       zoneId: bid.params.zoneId,
     };
 
@@ -250,15 +292,18 @@ export const spec = {
   code: BIDDER_CODE,
   gvlid: BIDDER_GVLID,
   aliases: [],
-  isBidRequestValid: isBidRequestValid,
-  buildRequests: buildRequests,
-  interpretResponse: interpretResponse,
-  onBidWon: onBidWon,
-  onTimeout: onTimeout,
+  isBidRequestValid,
+  buildRequests,
+  interpretResponse,
+  onBidWon,
+  onTimeout,
   // Exposed for test purpose
-  sendEvent: sendEvent,
-  setState: setState,
-  state: state,
+  sendEvent,
+  setState,
+  state,
+  detectDevice,
+  getNotifyId,
+  isValidNotifyId,
 };
 
 registerBidder(spec);
diff --git a/test/spec/modules/sublimeBidAdapter_spec.js b/test/spec/modules/sublimeBidAdapter_spec.js
index 5c72c6c4dc5..4b577beb3f4 100644
--- a/test/spec/modules/sublimeBidAdapter_spec.js
+++ b/test/spec/modules/sublimeBidAdapter_spec.js
@@ -1,11 +1,176 @@
 import { expect } from 'chai';
 import { spec } from 'modules/sublimeBidAdapter.js';
 import { newBidder } from 'src/adapters/bidderFactory.js';
-
-let utils = require('src/utils');
+const sinon = require('sinon');
+
+const utils = require('src/utils');
+
+const USER_AGENT = {
+  // UNKOWN
+  'Opera/9.80 (S60; SymbOS; Opera Mobi/1209; U; sk) Presto/2.5.28 Version/10.1': {
+    type: 'desktop', os: { name: '', version: 0 }, browser: { name: '', version: 0 },
+  },
+  'Opera/12.02 (Android 4.1; Linux; Opera Mobi/ADR-1111101157; U; en-US) Presto/2.9.201 Version/12.02': {
+    type: 'tablet', os: { name: 'android', version: 4.1 }, browser: { name: '', version: 0 },
+  },
+
+  // MOBILES
+  // Android Mobile User Agents
+  'Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0)': {
+    type: 'mobile', os: { name: 'windowsPhone', version: 7.5 }, browser: { name: 'Internet Explorer', version: 9 },
+  },
+  'Mozilla/5.0 (Linux; U; Android 2.3.5; en-us; HTC Vision Build/GRI40) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1': {
+    type: 'mobile', os: { name: 'android', version: 2.3 }, browser: { name: 'Safari', version: 4 },
+  },
+  'Mozilla/5.0 (Linux; U; Android 4.0.3; ko-kr; LG-L160L Build/IML74K) AppleWebkit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30': {
+    type: 'mobile', os: { name: 'android', version: 4 }, browser: { name: 'Safari', version: 4 },
+  },
+  'Mozilla/5.0 (Linux; U; Android 4.4.3; ko-kr; LG-L160L Build/IML74K) AppleWebkit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30': {
+    type: 'mobile', os: { name: 'android', version: 4.4 }, browser: { name: 'Safari', version: 4 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 55 },
+  },
+  'Mozilla/5.0 (Linux; Android 7.0; SM-G892A Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/60.0.3112.107 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 7 }, browser: { name: 'Chrome', version: 60 },
+  },
+  'Mozilla/5.0 (Linux; Android 7.0; SM-G930VC Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/58.0.3029.83 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 7 }, browser: { name: 'Chrome', version: 58 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; SM-G935S Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 55 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; SM-G920V Build/MMB29K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.98 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; Android 5.1.1; SM-G928X Build/LMY47X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.83 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 5.1 }, browser: { name: 'Chrome', version: 47 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; Nexus 6P Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.83 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 47 },
+  },
+  'Mozilla/5.0 (Linux; Android 7.1.1; G8231 Build/41.2.A.0.219; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/59.0.3071.125 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 7.1 }, browser: { name: 'Chrome', version: 59 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; E6653 Build/32.2.A.0.253) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.98 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0; HTC One X10 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/61.0.3163.98 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 61 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0; HTC One M9 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.98 Mobile Safari/537.3': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; U; 4.0.2; en-us; Galaxy Nexus Build/ICL53F) AppleWebKit/534.30 (KHTML like Gecko) Version/4.0 Mobile Safari/534.30': {
+    type: 'mobile', os: { name: '', version: 0 }, browser: { name: 'Safari', version: 4 },
+  },
+  // iPhone User Agents
+  'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1': {
+    type: 'mobile', os: { name: 'iOS', version: 11 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.34 (KHTML, like Gecko) Version/11.0 Mobile/15A5341f Safari/604.1': {
+    type: 'mobile', os: { name: 'iOS', version: 11 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A5370a Safari/604.1': {
+    type: 'mobile', os: { name: 'iOS', version: 11 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (iPhone9,3; U; CPU iPhone OS 10_0_1 like Mac OS X) AppleWebKit/602.1.50 (KHTML, like Gecko) Version/10.0 Mobile/14A403 Safari/602.1': {
+    type: 'mobile', os: { name: 'iOS', version: 10 }, browser: { name: 'Safari', version: 10 },
+  },
+  'Mozilla/5.0 (iPhone9,4; U; CPU iPhone OS 10_0_1 like Mac OS X) AppleWebKit/602.1.50 (KHTML, like Gecko) Version/10.0 Mobile/14A403 Safari/602.1': {
+    type: 'mobile', os: { name: 'iOS', version: 10 }, browser: { name: 'Safari', version: 10 },
+  },
+  'Mozilla/5.0 (Apple-iPhone7C2/1202.466; U; CPU like Mac OS X; en) AppleWebKit/420+ (KHTML, like Gecko) Version/3.0 Mobile/1A543 Safari/419.3': {
+    type: 'mobile', os: { name: '', version: 0 }, browser: { name: 'Safari', version: 3 },
+  },
+  'Mozilla/5.0 (Windows Phone 10.0; Android 6.0.1; Microsoft; RM-1152) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Mobile Safari/537.36 Edge/15.15254': {
+    type: 'mobile', os: { name: 'windowsPhone', version: 10 }, browser: { name: 'Edge', version: 15.15254 },
+  },
+  'Mozilla/5.0 (Windows Phone 10.0; Android 4.2.1; Microsoft; RM-1127_16056) AppleWebKit/537.36(KHTML, like Gecko) Chrome/42.0.2311.135 Mobile Safari/537.36 Edge/12.10536': {
+    type: 'mobile', os: { name: 'windowsPhone', version: 10 }, browser: { name: 'Edge', version: 12.10536 },
+  },
+  'Mozilla/5.0 (Windows Phone 10.0; Android 4.2.1; Microsoft; Lumia 950) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2486.0 Mobile Safari/537.36 Edge/13.1058': {
+    type: 'mobile', os: { name: 'windowsPhone', version: 10 }, browser: { name: 'Edge', version: 13.1058 },
+  },
+  'Mozilla/5.0 (Linux; 7.0; SM-G892A Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/60.0.3112.107 Mobile Safari/537.36': {
+    type: 'mobile', os: { name: '', version: 0 }, browser: { name: 'Chrome', version: 60 },
+  },
+  'Mozilla/5.0 (iPhone; CPU iPhone OS 11_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/11.0 Mobile/15E148 Safari/604.1': {
+    type: 'mobile', os: { name: 'iOS', version: 11.3 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; SM-G903F Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/44.0.2403.119 Mobile Safari/537.36 ACHEETAHI/1': {
+    type: 'mobile', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 44 },
+  },
+
+  // TABLETS
+  'Mozilla/5.0 (Linux; Android 5.0.2; SAMSUNG SM-T550 Build/LRX22G) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/3.3 Chrome/38.0.2125.102 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 5 }, browser: { name: 'Chrome', version: 38 },
+  },
+  'Mozilla/5.0 (Linux; Android 5.1.1; SHIELD Tablet Build/LMY48C) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.98 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 5.1 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; Android 7.0; Pixel C Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/52.0.2743.98 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 7 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; SGP771 Build/32.2.A.0.253; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/52.0.2743.98 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 52 },
+  },
+  'Mozilla/5.0 (Linux; Android 6.0.1; SHIELD Tablet K1 Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 6 }, browser: { name: 'Chrome', version: 55 },
+  },
+  'Mozilla/5.0 (Linux; Android 7.0; SM-T827R4 Build/NRD90M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.116 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 7 }, browser: { name: 'Chrome', version: 60 },
+  },
+  'Mozilla/5.0 (Linux; Android 4.4.3; KFTHWI Build/KTU84M) AppleWebKit/537.36 (KHTML, like Gecko) Silk/47.1.79 like Chrome/47.0.2526.80 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 4.4 }, browser: { name: 'Chrome', version: 47 },
+  },
+  'Mozilla/5.0 (Linux; Android 5.0.2; LG-V410/V41020c Build/LRX22G) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/34.0.1847.118 Safari/537.36': {
+    type: 'tablet', os: { name: 'android', version: 5 }, browser: { name: 'Chrome', version: 34 },
+  },
+  'Mozilla/5.0 (iPad; CPU OS 9_3_2 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13F69 Safari/601.1': {
+    type: 'tablet', os: { name: 'iOS', version: 9.3 }, browser: { name: 'Safari', version: 9 },
+  },
+  'Mozilla/5.0 (iPad; CPU OS 11_0_2 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A421 Safari/604.1': {
+    type: 'tablet', os: { name: 'iOS', version: 11 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (Android 7.0; Tablet; rv:62.0) Gecko/62.0 Firefox/62.0': {
+    type: 'tablet', os: { name: 'android', version: 7 }, browser: { name: 'Firefox', version: 62 },
+  },
+
+  // DESKTOP
+  'Mozilla/ 5.0(Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2228.0 Safari / 537.36': {
+    type: 'desktop', os: { name: 'Windows', version: 6.1 }, browser: { name: 'Chrome', version: 41 },
+  },
+  'Mozilla/5.0 (hone; CPU one OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Mobile/15A372 Safari/604.1': {
+    type: 'desktop', os: { name: '', version: 0 }, browser: { name: 'Safari', version: 11 },
+  },
+  'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.246': {
+    type: 'desktop', os: { name: 'Windows', version: 10 }, browser: { name: 'Edge', version: 12.246 },
+  },
+  'Mozilla/5.0 (X11; CrOS x86_64 8172.45.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.64 Safari/537.36': {
+    type: 'desktop', os: { name: '', version: 0 }, browser: { name: 'Chrome', version: 51 },
+  },
+  'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/601.3.9 (KHTML, like Gecko) Version/9.0.2 Safari/601.3.9': {
+    type: 'desktop', os: { name: 'Mac', version: 10.11 }, browser: { name: 'Safari', version: 9 },
+  },
+  'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.111 Safari/537.36': {
+    type: 'desktop', os: { name: 'Windows', version: 6.1 }, browser: { name: 'Chrome', version: 47 },
+  },
+};
 
 describe('Sublime Adapter', function () {
-  const adapter = newBidder(spec);
+  describe('detectDevice', function () {
+    it('should correctly detect device', function () {
+      const uaStub = sinon.stub(window.navigator, 'userAgent');
+
+      Object.entries(USER_AGENT).forEach(([userAgent, value]) => {
+        uaStub.value(userAgent);
+        expect(spec.detectDevice()).to.equal(value.type.charAt(0));
+      });
+
+      uaStub.restore();
+    })
+  });
 
   describe('sendEvent', function () {
     let sandbox;
@@ -42,28 +207,98 @@ describe('Sublime Adapter', function () {
 
   describe('inherited functions', function () {
     it('exists and is a function', function () {
+      const adapter = newBidder(spec);
       expect(adapter.callBids).to.exist.and.to.be.a('function');
     });
   });
 
   describe('isBidRequestValid', function () {
-    const bid = {
-      bidder: 'sublime',
-      params: {
-        zoneId: 24549,
-        endpoint: '',
-      },
-    };
+    let bid;
+    beforeEach(function () {
+      bid = {
+        bidder: 'sublime',
+        params: {
+          zoneId: 24549,
+          endpoint: '',
+        },
+      };
+    })
+
+    afterEach(function () {
+      delete window.sublime;
+    })
 
     it('should return true when required params found', function () {
       expect(spec.isBidRequestValid(bid)).to.equal(true);
     });
 
+    it('should return true when a valid notifyId is provided', function () {
+      bid.params.notifyId = 'f1514724-0922-4b45-a297-27531aeb829a';
+      expect(spec.isBidRequestValid(bid)).to.equal(true);
+    });
+
+    it('should return false when an invalid notifyId is provided', function () {
+      bid.params.notifyId = 'some_invalid_notify_id';
+      expect(spec.isBidRequestValid(bid)).to.equal(false);
+    });
+
     it('should return false when required params are not passed', function () {
-      const bid = Object.assign({}, bid);
       bid.params = {};
       expect(spec.isBidRequestValid(bid)).to.equal(false);
     });
+
+    it('should return false when the notifyId does not match sublime one', function () {
+      bid.params.notifyId = 'f1514724-0922-4b45-a297-27531aeb829a';
+      window.sublime = { notifyId: '5c444a48-7713-4333-a895-44b1ae793417' };
+      expect(spec.isBidRequestValid(bid)).to.equal(false); // FIX THIS
+      delete window.sublime;
+    });
+  });
+
+  describe('getNotifyId', function () {
+    afterEach(function () {
+      delete window.sublime;
+    });
+
+    it('generates a notifyId (not in params, not in sublime)', function () {
+      const params = Object.freeze({});
+      window.sublime = {};
+      const notifyId = spec.getNotifyId(params);
+      expect(spec.isValidNotifyId(notifyId)).to.be.true;
+      expect(window.sublime.notifyId).to.equal(notifyId);
+    });
+
+    it('uses sublime notifyId (not in params, present in sublime)', function () {
+      const params = Object.freeze({});
+      window.sublime = { notifyId: '5c444a48-7713-4333-a895-44b1ae793417' };
+      const notifyId = spec.getNotifyId(params);
+      expect(notifyId).to.equal('5c444a48-7713-4333-a895-44b1ae793417');
+      expect(window.sublime.notifyId).to.equal('5c444a48-7713-4333-a895-44b1ae793417');
+    });
+
+    it('assigns notifyId from params to sublime (present in params, not in sublime)', function () {
+      const params = Object.freeze({ notifyId: 'f1514724-0922-4b45-a297-27531aeb829a' });
+      window.sublime = {};
+      const notifyId = spec.getNotifyId(params);
+      expect(notifyId).to.equal('f1514724-0922-4b45-a297-27531aeb829a');
+      expect(window.sublime.notifyId).to.equal('f1514724-0922-4b45-a297-27531aeb829a');
+    });
+
+    it('returns notifyId from params (same in params & in sublime)', function () {
+      const params = Object.freeze({ notifyId: 'f1514724-0922-4b45-a297-27531aeb829a' });
+      window.sublime = { notifyId: 'f1514724-0922-4b45-a297-27531aeb829a' };
+      const notifyId = spec.getNotifyId(params);
+      expect(notifyId).to.equal('f1514724-0922-4b45-a297-27531aeb829a');
+      expect(window.sublime.notifyId).to.equal('f1514724-0922-4b45-a297-27531aeb829a');
+    });
+
+    it('returns notifyId from params (present in params & in sublime, with mismatch)', function () {
+      const params = Object.freeze({ notifyId: 'f1514724-0922-4b45-a297-27531aeb829a' });
+      window.sublime = { notifyId: '5c444a48-7713-4333-a895-44b1ae793417' };
+      const notifyId = spec.getNotifyId(params);
+      expect(notifyId).to.equal('f1514724-0922-4b45-a297-27531aeb829a');
+      expect(window.sublime.notifyId).to.equal('5c444a48-7713-4333-a895-44b1ae793417'); // did not change
+    });
   });
 
   describe('buildRequests', function () {
@@ -76,7 +311,8 @@ describe('Sublime Adapter', function () {
         requestId: 'xyz654',
         params: {
           zoneId: 123,
-          callbackName: 'false'
+          callbackName: 'false',
+          notifyId: 'ea252d4f-93d9-4c2f-8cca-88cec3a0a347'
         }
       }, {
         bidder: 'sublime',
@@ -101,23 +337,32 @@ describe('Sublime Adapter', function () {
       }
     };
 
-    const request = spec.buildRequests(bidRequests, bidderRequest);
-
     it('should have a post method', function () {
+      const request = spec.buildRequests(bidRequests, bidderRequest);
       expect(request[0].method).to.equal('POST');
       expect(request[1].method).to.equal('POST');
     });
 
     it('should contains a request id equals to the bid id', function () {
+      const request = spec.buildRequests(bidRequests, bidderRequest);
       for (let i = 0; i < request.length; i = i + 1) {
         expect(JSON.parse(request[i].data).requestId).to.equal(bidRequests[i].bidId);
       }
     });
 
     it('should have an url that contains bid keyword', function () {
+      const request = spec.buildRequests(bidRequests, bidderRequest);
       expect(request[0].url).to.match(/bid/);
       expect(request[1].url).to.match(/bid/);
     });
+
+    it('should contains a request notifyId', function () {
+      const request = spec.buildRequests(bidRequests, bidderRequest);
+      for (let i = 0; i < request.length; i = i + 1) {
+        const { notifyId } = JSON.parse(request[i].data);
+        expect(spec.isValidNotifyId(notifyId)).to.be.true;
+      }
+    });
   });
 
   describe('buildRequests: default arguments', function () {
@@ -132,9 +377,8 @@ describe('Sublime Adapter', function () {
       }
     }];
 
-    const request = spec.buildRequests(bidRequests);
-
     it('should have an url that match the default endpoint', function () {
+      const request = spec.buildRequests(bidRequests);
       expect(request[0].url).to.equal('https://pbjs.sskzlabs.com/bid');
     });
   });
@@ -167,7 +411,7 @@ describe('Sublime Adapter', function () {
           sspname: 'foo',
           netRevenue: true,
           ttl: 600,
-          pbav: '0.7.3',
+          pbav: '0.8.0',
           ad: '',
         },
       ];
@@ -210,7 +454,7 @@ describe('Sublime Adapter', function () {
         netRevenue: true,
         ttl: 600,
         ad: '<!-- Creative -->',
-        pbav: '0.7.3',
+        pbav: '0.8.0',
         sspname: 'sublime'
       };
 
@@ -263,7 +507,7 @@ describe('Sublime Adapter', function () {
         netRevenue: true,
         ttl: 600,
         ad: '<!-- ad -->',
-        pbav: '0.7.3',
+        pbav: '0.8.0',
       };
 
       expect(result[0]).to.deep.equal(expectedResponse);
@@ -359,7 +603,7 @@ describe('Sublime Adapter', function () {
 
     it('should set timeout value in state', function () {
       spec.onTimeout(timeoutData);
-      expect(spec.state).to.deep.equal({ timeout: 1234, debug: false, notifyId: undefined, transactionId: undefined, zoneId: 123 });
+      expect(spec.state).to.deep.include({ timeout: 1234 });
     });
 
     afterEach(function () {