diff --git a/api/material.yaml b/api/material.yaml
index 9775b29..d184a3f 100644
--- a/api/material.yaml
+++ b/api/material.yaml
@@ -2,7 +2,30 @@
   get:
     summary: lists all materials
     description: 'Auth: all, levels: read, write, maintain, dev, admin'
-    x-doc: returns only materials with status 10  # TODO: methods /materials/new|deleted
+    x-doc: returns only materials with status 10
+    tags:
+      - /material
+    responses:
+      200:
+        description: all material details
+        content:
+          application/json:
+            schema:
+              type: array
+              items:
+                $ref: 'api.yaml#/components/schemas/Material'
+      401:
+        $ref: 'api.yaml#/components/responses/401'
+      500:
+        $ref: 'api.yaml#/components/responses/500'
+
+/materials/{group}:
+  parameters:
+    - $ref: 'api.yaml#/components/parameters/Group'
+  get:
+    summary: lists all new/deleted materials
+    description: 'Auth: basic, levels: maintain, admin'
+    x-doc: returns materials with status 0/-1
     tags:
       - /material
     responses:
diff --git a/api/parameters.yaml b/api/parameters.yaml
index ba8d046..b4586f7 100644
--- a/api/parameters.yaml
+++ b/api/parameters.yaml
@@ -5,10 +5,20 @@ Id:
   schema:
     type: string
   example: 5ea0450ed851c30a90e70894
+
 Name:
   name: name
   description: has to be URL encoded
   in: path
   required: true
   schema:
-    type: string
\ No newline at end of file
+    type: string
+
+Group:
+  name: group
+  description: 'possible values: new, deleted'
+  in: path
+  required: true
+  schema:
+    type: string
+  example: deleted
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index fc1b149..c40ed24 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,6 +5,7 @@ import mongoSanitize from 'mongo-sanitize';
 import api from './api';
 import db from './db';
 
+// TODO: overall commenting/documentation review
 
 // tell if server is running in debug or production environment
 console.info(process.env.NODE_ENV === 'production' ? '===== PRODUCTION =====' : process.env.NODE_ENV === 'test' ? '' :'===== DEVELOPMENT =====');
diff --git a/src/routes/material.spec.ts b/src/routes/material.spec.ts
index 8b212aa..df58310 100644
--- a/src/routes/material.spec.ts
+++ b/src/routes/material.spec.ts
@@ -76,6 +76,101 @@ describe('/material', () => {
     });
   });
 
+  describe('GET /materials/{group}', () => {
+    it('returns all new materials', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/materials/new',
+        auth: {basic: 'admin'},
+        httpStatus: 200
+      }).end((err, res) => {
+        if (err) return done(err);
+        const json = require('../test/db.json');
+        let asyncCounter = res.body.length;
+        should(res.body).have.lengthOf(json.collections.materials.filter(e => e.status === 0).length);
+        should(res.body).matchEach(material => {
+          should(material).have.only.keys('_id', 'name', 'supplier', 'group', 'mineral', 'glass_fiber', 'carbon_fiber', 'numbers');
+          should(material).have.property('_id').be.type('string');
+          should(material).have.property('name').be.type('string');
+          should(material).have.property('supplier').be.type('string');
+          should(material).have.property('group').be.type('string');
+          should(material).have.property('mineral').be.type('number');
+          should(material).have.property('glass_fiber').be.type('number');
+          should(material).have.property('carbon_fiber').be.type('number');
+          should(material.numbers).matchEach(number => {
+            should(number).have.only.keys('color', 'number');
+            should(number).have.property('color').be.type('string');
+            should(number).have.property('number').be.type('string');
+          });
+          MaterialModel.findById(material._id).lean().exec((err, data) => {
+            should(data).have.property('status', 0);
+            if (--asyncCounter === 0) {
+              done();
+            }
+          });
+        });
+      });
+    });
+    it('returns all deleted materials', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/materials/deleted',
+        auth: {basic: 'admin'},
+        httpStatus: 200
+      }).end((err, res) => {
+        if (err) return done(err);
+        const json = require('../test/db.json');
+        let asyncCounter = res.body.length;
+        should(res.body).have.lengthOf(json.collections.materials.filter(e => e.status === -1).length);
+        should(res.body).matchEach(material => {
+          should(material).have.only.keys('_id', 'name', 'supplier', 'group', 'mineral', 'glass_fiber', 'carbon_fiber', 'numbers');
+          should(material).have.property('_id').be.type('string');
+          should(material).have.property('name').be.type('string');
+          should(material).have.property('supplier').be.type('string');
+          should(material).have.property('group').be.type('string');
+          should(material).have.property('mineral').be.type('number');
+          should(material).have.property('glass_fiber').be.type('number');
+          should(material).have.property('carbon_fiber').be.type('number');
+          should(material.numbers).matchEach(number => {
+            should(number).have.only.keys('color', 'number');
+            should(number).have.property('color').be.type('string');
+            should(number).have.property('number').be.type('string');
+          });
+          MaterialModel.findById(material._id).lean().exec((err, data) => {
+            should(data).have.property('status', -1);
+            if (--asyncCounter === 0) {
+              done();
+            }
+          });
+        });
+        done();
+      });
+    });
+    it('rejects requests from a write user', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/materials/new',
+        auth: {basic: 'janedoe'},
+        httpStatus: 403
+      });
+    });
+    it('rejects an API key', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/materials/deleted',
+        auth: {key: 'admin'},
+        httpStatus: 401
+      });
+    });
+    it('rejects unauthorized requests', done => {
+      TestHelper.request(server, done, {
+        method: 'get',
+        url: '/materials/new',
+        httpStatus: 401
+      });
+    });
+  });
+
   describe('GET /material/{id}', () => {
     it('returns the right material', done => {
       TestHelper.request(server, done, {
diff --git a/src/routes/material.ts b/src/routes/material.ts
index 1c33591..2de50a8 100644
--- a/src/routes/material.ts
+++ b/src/routes/material.ts
@@ -21,6 +21,23 @@ router.get('/materials', (req, res, next) => {
   });
 });
 
+router.get('/materials/:group(new|deleted)', (req, res, next) => {
+  if (!req.auth(res, ['maintain', 'admin'], 'basic')) return;
+
+  let status;
+  switch (req.params.group) {
+    case 'new': status = 0;
+      break;
+    case 'deleted': status = -1;
+      break;
+  }
+  MaterialModel.find({status: status}).lean().exec((err, data) => {
+    if (err) return next(err);
+    console.log(data);
+    res.json(_.compact(data.map(e => MaterialValidate.output(e))));  // validate all and filter null values from validation errors
+  });
+});
+
 router.get('/material/' + IdValidate.parameter(), (req, res, next) => {
   if (!req.auth(res, ['read', 'write', 'maintain', 'dev', 'admin'], 'all')) return;
 
diff --git a/src/test/db.json b/src/test/db.json
index 7154863..b78f8e7 100644
--- a/src/test/db.json
+++ b/src/test/db.json
@@ -230,7 +230,7 @@
             "number": ""
           }
         ],
-        "status": 10,
+        "status": 0,
         "__v": 0
       }
     ],