Table of Contents

 1 Scope
 2 Normative references  1
        2.1 Identical Recommendations | International Standards  1
        2.2 Additional references  1
 3     Definitions  2
        3.1 Specification of Basic Notation  2
        3.2 Information Object Specification  2
        3.3 Constraint Specification   2
        3.4 Parameterization of ASN.1 Specification   2
        3.5 Basic Encoding Rules (BER)  2
        3.6 Packed Encoding Rules (PER)  2
        3.7 Additional definitions  2
 4     Abbreviations  3
 5 Encodings specified by this Recommendation | International Standard   3
 6     Conformance   4
 7 General provisions  4
        7.1 Use of the type notation  4
        7.2 Constraints  4
        7.3 Type and value model used for encoding  6
        7.4 Types to be encoded  6
        7.5 Encoding instructions  6
        7.6 Production of a complete JER encoding  7
 8 Notation, lexical items and keywords used in JER encoding instructions  7
 9 Specifying JER encoding instructions  8
10 Assigning a JER encoding instruction using a type prefix  9
11 Assigning a JER encoding instruction using a JER encoding control section   9
12 Identification of the targets for a JER encoding instruction   9
       12.1 General rules  9
       12.2 Types defined in the module  10
       12.3 Built-in types  10
       12.4 Types imported from another module  10
13 Multiple assignment of JER encoding instructions  10
       13.1 Order in which multiple assignments are considered   10
       13.2 Effect of assigning a negating encoding instruction  11
       13.3 Multiple assignment of JER encoding instructions of the same category  11
14 The ARRAY encoding instruction  11
       14.1 General
       14.2 Restrictions  11
15 The BASE64 encoding instruction   11
       15.1 General
       15.2 Restrictions  12
16 The NAME encoding instruction  12
       16.1 General
       16.2 Restrictions  13
17 The OBJECT encoding instruction   13
       17.1 General
       17.2 Restrictions  13
18 The TEXT encoding instruction  13
       18.1 General
       18.2 Restrictions  14
19 The UNWRAPPED encoding instruction   14
       19.1 General
       19.2 Restrictions  14
20 Encoding of boolean values  14
21 Encoding of integer values  15
22 Encoding of enumerated values  15
23 Encoding of real values  15
       23.1 General
       23.2 Encoding of the special real values  15
       23.3 Encoding as a JSON number  16
       23.4 Encoding as a JSON object 16
24 Encoding of bitstring values  16
       24.1 General
       24.2 Encoding of bitstring types with a fixed size  16
       24.3 Encoding of bitstring types with a variable size  16
25 Encoding of octetstring values  16
26 Encoding of the null value  17
27 Encoding of sequence values  17
       27.1 General
       27.2 Array-based encoding  17
       27.3 Object-based encoding  17
28 Encoding of sequence-of values  17
29 Encoding of set values  18
30 Encoding of set-of values  18
      Page
       30.1 General
       30.2 Array-based encoding  18
       30.3 Object-based encoding  18
31 Encoding of choice values  18
       31.1 General 31.2 Unwrapped encoding  18
       31.3 Wrapped encoding  18
32 Encoding of object identifier values  19
33 Encoding of relative object identifier values  19
34 Encoding of values of the internationalized resource reference type  19
35 Encoding of values of the relative internationalized resource reference type  19
36 Encoding of values of the embedded-pdv type  19
37 Encoding of values of the external type  19
38 Encoding of values of the restricted character string types  19
39 Encoding of values of the unrestricted character string type  20
40 Encoding of values of the time types  20
41 Encoding of open type values  20
Annex A – Examples of JER encodings     21
        A.1 ASN.1 description of the record structure  21
        A.2 ASN.1 description of a record value  21
        A.3 Example JER representation of this record value  21
        A.4 Additional examples of JER encodings  22
Annex B – Examples of JER encoding instructions and their effect on the encodings     25
        B.1 ASN.1 description of the record structure  25
        B.2 ASN.1 description of a record value  25
        B.3 JER representation of this record value  26
        B.4 Additional examples of JER encodings  26
        B.5 Examples of JER encodings of choice types  28